Randy Holmes-Farley
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I'm collecting all of the questions of the day here for easy access or for folks who missed earlier ones.
Reef Chemistry Question of the Day #268 Gemstones in the Reef Tank?
Reef Chemistry Question of the Day #267 Charge on the Surface of Your Glass Aquarium
Reef Chemistry Question of the Day #266 Calcite vs Aragonite
Reef Chemistry Question of the Day #265 Potency of Alkalinity Supplements
Reef Chemistry Question of the Day #264 Temperature and Refractometers
Reef Chemistry Question of the Day #263 Conductivity of Limewater/Kalkwasser
Reef Chemistry Question of the Day #262 Oxygen in a Shipping Bag
Reef Chemistry Question of the Day #261 DIY Heat Pack
Reef Chemistry Question of the Day #260 Loss of Elements by Evaporation
Reef Chemistry Question of the Day #259 The Incredible Feedback Loops of Reef Chemistry
Reef Chemistry Question of the Day #258 Balling Sodium Chloride-Free Salt
Reef Chemistry Question of the Day #256 Evaporation Rate Fresh vs Salt
Reef Chemistry Question of the Day #255 Oxygen Depletion in the Air
Reef Chemistry Question of the Day #254 Carbon Dioxide Formation
Reef Chemistry Question of the Day #253 Purity, what does it mean?
Reef Chemistry Question of the Day #252 Raising Salinity
Reef Chemistry Question of the Day #251 Ways to Measure Salinity
Reef Chemistry Question of the Day #250 Precipitate on Dosing
Reef Chemistry Question of the Day #249 ICP Works How?
Reef Chemistry Question of the Day #248 Sea Urchin Spines
Reef Chemistry Question of the Day #247 Organic vs Inorganic Carbon
Reef Chemistry Question of the Day #246 Ions in Calcium Chloride
Reef Chemistry Question of the Day #245 Osmosis
Reef Chemistry Question of the Day #244 Imbalanced Dosing and Salt Mixes
Reef Chemistry Question of the Day #243 Iodine in Seawater
Reef Chemistry Question of the Day #242 Density of a gas vs a liquid
Reef Chemistry Question of the Day #241 How Many Water Molecules Between the Ions in Seawater?
Reef Chemistry Question of the Day #240 Conversion of CO2 to O2
Reef Chemistry Question of the Day #239 Evaporation of DIY NOPOX
Reef Chemistry Question of the Day #238 Electrons in Ions
Reef Chemistry Question of the Day #237 Trace Element Riddle
Reef Chemistry Question of the Day #236 Additive Math
Reef Chemistry Question of the Day #235 The Sad Element
Reef Chemistry Question of the Day #234 Elements in Dissolved Organic Material
Reef Chemistry Question of the Day #233 Purigen Binds Which Inorganic Ions?
Reef Chemistry Question of the Day #232 Black Deposits in Sand
Reef Chemistry Question of the Day #231 Stability of Polyethylene
Reef Chemistry Question of the Day #230 Osmoregulation by Marine Fish
Reef Chemistry Question of the Day #229 Electricity in water
Reef Chemistry Question of the Day #228 Ions and TDS
Reef Chemistry Question of the Day #227 Math of Light Absdorption
Reef Chemistry Question of the Day #226 Solubility of Calcium Carbonate
Reef Chemistry Question of the Day #225 Effect of Additives of Alkalinity
Reef Chemistry Question of the Day #224 Additive Solubility
Reef Chemistry Question of the Day #223 Hydrophobic Molecule
Reef Chemistry Question of the Day #222 Calcium is to Magnesium as...
Reef Chemistry Question of the Day #221 Bleach is to chlorine gas as...
Reef Chemistry Question of the Day #220 Which Methods Add Trace Elements?
Reef Chemistry Question of the Day #219 How Does a Calcium Carbonate/Carbon Dioxide Reactor Work?
Reef Chemistry Question of the Day #218 Vodka and Refractometers
Reef Chemistry Question of the Day 217 Elements and Specific Gravity
Reef Chemistry Question of the Day 216 Seawater Barometer
Reef Chemistry Question of the Day 215 Metals in Chlorophyll
Reef Chemistry Question of the Day 214 Two Part Additive Systems
Reef Chemistry Question of the Day 213 Evaporation and Other Gases
Reef Chemistry Question of the Day 212 Dissolved Oxygen and Helium
Reef Chemistry Question of the Day 211 ORP and Additives
Reef Chemistry Question of the Day 210 Limewater/Kalkwasser Long Term Use
Reef Chemistry Question of the Day 209 Weight of Salt Water
Reef Chemistry Question of the Day 208 Suspended vs Surface bacteria
Reef Chemistry Question of the Day 207 Allotropes in the Reef Aquarium
Reef Chemistry Question of the Day 206 The "ate" suffix
Reef Chemistry Question of the Day 205 Magnesium Supplement
Reef Chemistry Question of the Day 204 Alkalinity Testing
Reef Chemistry Question of the Day 203 Effect of Using Nitrate
Reef Chemistry Question of the Day 202 Silica accumulating organisms
Reef Chemistry Question of the Day 201 Offgassing of reef tanks
Reef Chemistry Question of the Day 200 Calcification and The Big Three Parameters
Reef Chemistry Question of the Day 199 Trace element form
Reef Chemistry Question of the Day 198 Magnesium Consumption
Reef Chemistry Question of the Day 197 Boiling Point of Seawater
Reef Chemistry Question of the Day 196 What happens to carbon dioxide in the ocean?
Reef Chemistry Question of the Day 195 Alkalinity Additives
Reef Chemistry Question of the Day 194 Low ORP in New Salt Water
Reef Chemistry Question of the Day 193 Membrane Penetration
Reef Chemistry Question of the Day 192 Cycling and Alkalinity
Reef Chemistry Question of the Day 191 Settling of Organic Dosing Compounds
Reef Chemistry Question of the Day 190 Evaporation and TDS
Reef Chemistry Question of the Day 188 Dr Who and Evaporation 2!
Reef Chemistry Question of the Day 187 Dr Who and Evaporation!
Reef Chemistry Question of the Day 186 Magnesium Supplements
Reef Chemistry Question of the Day 185 Macroalgae and Nutrient Uptake
Reef Chemistry Question of the Day 184 Precipitating Additives
Reef Chemistry Question of the Day 183 A Supersaturated Organic Molecule in the Ocean
Reef Chemistry Question of the Day 182 Soda Water and Reef Tanks
Reef Chemistry Question of the Day 181 Weather and Reef Tanks
Reef Chemistry Question of the Day 180 Lugols iodine
Reef Chemistry Question of the Day 179 Refractometer ATC
Reef Chemistry Question of the Day 178 Limewater (Kalkwasser) Cloudiness
Reef Chemistry Question of the Day 177 Ethanol Refractometer
Reef Chemistry Question of the Day 176 Colors of chemicals
Reef Chemistry Question of the Day 175 Ion Concentration
Reef Chemistry Question of the Day 174 pH Buffering
Reef Chemistry Question of the Day 173 Dissolved Gases in Seawater
Reef Chemistry Question of the Day 172 Phosphate on Calcium Carbonate
Reef Chemistry Question of the Day 171 Sodium Hydroxide Dosing
Reef Chemistry Question of the Day 170 Atomic Weight
Reef Chemistry Question of the Day 169 Reactions of Ozone
Reef Chemistry Question of the Day 168 Iron
Reef Chemistry Question of the Day 167 General Hardness
Reef Chemistry Question of the Day 166 Organic Carbon Dosing
Reef Chemistry Question of the Day 165 Salinity of Skimmate
Reef Chemistry Question of the Day 164 TDS and Ions
Reef Chemistry Question of the Day 163 Unknown Molecule
Reef Chemistry Question of the Day 162 Calcium Carbonate Precipitation
Reef Chemistry Question of the Day 161 Using a Syringe
Reef Chemistry Question of the Day 160 Reading a Floating Glass Hydrometer
Reef Chemistry Question of the Day 159 Measuring Volume
Reef Chemistry Question of the Day 158 Iron in the Ocean
Reef Chemistry Question of the Day 157 Limewater/kalkwasser
Reef Chemistry Question of the Day 156 Sea Urchin Color
Reef Chemistry Question of the Day 154 Ion Abundance
Reef Chemistry Question of the Day 153 Limewater (kalkwasser)
Reef Chemistry Question of the Day 152 Feel of Water
Reef Chemistry Question of the Day 151 Yellow Tang Coloration
Reef Chemistry Question of the Day 150 Evaporation
Reef Chemistry Question of the Day 148 Surface Area
Reef Chemistry Question of the Day 147 Heat Dissipation
Reef Chemistry Question of the Day 146 Solubility as a Function of Temperature
Reef Chemistry Question of the Day 145 Alkalinity Effects of Chemicals
Reef Chemistry Question of the Day 144 What makes the oceany smell?
Reef Chemistry Question of the Day 143 RO Membrane Rejection
Reef Chemistry Question of the Day 142 Food Sources of N and P
Reef Chemistry Question of the Day 141 Magnesium Solubility
Reef Chemistry Question of the Day 140 Total Alkalinity
Reef Chemistry Question of the Day 139 Organic Molecules
Reef Chemistry Question of the Day 138 Teaspoons and Tablespoons
Reef Chemistry Question of the Day 137 Bicarbonate Concentration
Reef Chemistry Question of the Day 136 Diffusion of oxygen in water
Reef Chemistry Question of the Day 135 Speed of diffusion of molecules
Reef Chemistry Question of the Day 134 Speed of molecules
Reef Chemistry Question of the Day 133 pH effect of ions
Reef Chemistry Question of the Day 132 Ions in Potato Chips
Reef Chemistry Question of the Day 131 Floating Glass Hydrometer
Reef Chemistry Question of the Day 130 Portuguese Man-of-War
Reef Chemistry Question of the Day 129 Strontium
Reef Chemistry Question of the Day 128 Elements in Polyethylene
Reef Chemistry Question of the Day 127 Halides in metal halide lamps
Reef Chemistry Question of the Day 126 Aluminum Oxide
Reef Chemistry Question of the Day 125 Coral Skeleton Dissolution
Reef Chemistry Question of the Day 124 Units of measure
Reef Chemistry Question of the Day 123 Party Effect on Aquariums
Reef Chemistry Question of the Day 122 Calcium Supplement
Reef Chemistry Question of the Day 121 Alkalinity and mixing
Reef Chemistry Question of the Day 120 Nitrate and water change
Reef Chemistry Question of the Day 119 Limewater
Reef Chemistry Question of the Day 118 Carbonate species
Reef Chemistry Question of the Day 117 Sodium and Chloride in Seawater
Reef Chemistry Question of the Day 116 Nitrite structure
Reef Chemistry Question of the Day 114 GFO and CaCO3 precipitation
Reef Chemistry Question of the Day 114 Sea Urchins
Reef Chemistry Question of the Day 113 Calcium and Alkalinity in One Additive
Reef Chemistry Question of the Day 112 Skimming
Reef Chemistry Question of the Day 111 Ozone Chemistry
Reef Chemistry Question of the Day 110 Dolomite
Reef Chemistry Question of the Day 109 CaCO3/CO2 Reactors
Reef Chemistry Question of the Day 108 Two Part Recipe
Reef Chemistry Question of the Day 107 Halides
Reef Chemistry Question of the Day 106 Water Concentration
Reef Chemistry Question of the Day 105 Limitation of Algae Growth
Reef Chemistry Question of the Day 104 Alkalinity
Reef Chemistry Question of the Day 103 Water Change Efficiency
Reef Chemistry Question of the Day 102 Organic Compound Definition
Reef Chemistry Question of the Day 101 Bicarbonate/carbonate
Reef Chemistry Question of the Day 100 Chemicals that impact ORP
Reef Chemistry Question of the Day 99 TDS
Reef Chemistry Question of the Day 98 RO Membrane Penetration
Reef Chemistry Question of the Day 97 Potential Depletion Rates
Reef Chemistry Question of the Day 96 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 95 Surface Ocean Depletion
Reef Chemistry Question of the Day 94 Calcium and Alkalinity
Reef Chemistry Question of the Day 93 Element Ratios
Reef Chemistry Question of the Day 92 Hydrogen Sulfide
Reef Chemistry Question of the Day 91 Baking Soda 3
Reef Chemistry Question of the Day 90 Baking Soda 2
Reef Chemistry Question of the Day 89 Nanotanks
Reef Chemistry Question of the Day 88 Baking Soda 1
Reef Chemistry Question of the Day 87 Phosphate and water changes
Reef Chemistry Question of the Day 86 Deionizing resins
Reef Chemistry Question of the Day 85 Units of mixing
Reef Chemistry Question of the Day 84 CaCO3/CO2 reactors
Reef Chemistry Question of the Day 83 Carbonate Ion Pairs
Reef Chemistry Question of the Day 82 Heavy Elements
Reef Chemistry Question of the Day 81 Conductivity of Pure Water
Reef Chemistry Question of the Day 80 pH
Reef Chemistry Question of the Day 79 Magnesium Supplements
Reef Chemistry Question of the Day 78 Sodium Silicate
Reef Chemistry Question of the Day 77 Calcium
Reef Chemistry Question of the Day 76 Halides
Reef Chemistry Question of the Day 75 Precipitation of Calcium Carbonate
Reef Chemistry Question of the Day 74 Frozen Seawater
Reef Chemistry Question of the Day 73 Altitude 2: pH
Reef Chemistry Question of the Day 72 Altitude 1: oxygen
Reef Chemistry Question of the Day 71 Thanksgiving Edition
Reef Chemistry Question of the Day 70 Calcium and Alkalinity
Reef Chemistry Question of the Day 69 Lysocline
Reef Chemistry Question of the Day 68 Water Changes and Sump Size
Reef Chemistry Question of the Day 67 Evaporation
Reef Chemistry Question of the Day 66 pH and Ions
Reef Chemistry Question of the Day 65 Refractometer and Ion Imbalances
Reef Chemistry Question of the Day 64 Lugol's Iodine
Reef Chemistry Question of the Day 63 Gas Exchange 4 CO2 and the Superbowl
Reef Chemistry Question of the Day 62 Gas Exchange 3 Photosynthesis
Reef Chemistry Question of the Day 61 Gas Exchange 2
Reef Chemistry Question of the Day 60 Gas Exchange 1
Reef Chemistry Question of the Day 59 Soda water
Reef Chemistry Question of the Day 58 Molecular Weight
Reef Chemistry Question of the Day 57 Limewater (kalkwasser)
Reef Chemistry Question of the Day 56 Fluoride mg/L = ? ppm
Reef Chemistry Question of the Day 55 Salinity Rise from Calcium
Reef Chemistry Question of the Day 54 Denitrification
Reef Chemistry Question of the Day 53 Boron
Reef Chemistry Question of the Day 52 Chemical Evaporation
Reef Chemistry Question of the Day 51 Ion analogy
Reef Chemistry Question of the Day 50 Dolomite
Reef Chemistry Question of the Day 49 Micro unit
Reef Chemistry Question of the Day 48 Epsom Salt
Reef Chemistry Question of the Day 47 Ion Abundance
Reef Chemistry Question of the Day 46 General Hardness
Reef Chemistry Question of the Day 45 Brain Teaser on Salt Solutions
Reef Chemistry Question of the Day 44 ppm-N units
Reef Chemistry Question of the Day 43 pH and Mixing
Reef Chemistry Question of the Day 42 GFO
Reef Chemistry Question of the Day 41 dKH word origin
Reef Chemistry Question of the Day 40 Water weight
Reef Chemistry Question of the Day 39 pH of Hydroxides
Reef Chemistry Question of the Day 38 Concentrated Seawater
Reef Chemistry Question of the Day 37 RO/DI
Reef Chemistry Question of the Day 36 Pure Calcium
Reef Chemistry Question of the Day 35 Mollusk Teeth
Reef Chemistry Question of the Day 34 Limewater (kalkwasser)
Reef Chemistry Question of the Day 33 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 32 Precipitate
Reef Chemistry Question of the Day 31 Hyposalinity
Reef Chemistry Question of the Day 30 Chemical Layering
Reef Chemistry Question of the Day 29 Hydrometer
Reef Chemistry Question of the Day 28 Toxic?
Reef Chemistry Question of the Day 27 ‰
Reef Chemistry Question of the Day 26 Hydrogen Sulfide 2
Reef Chemistry Question of the Day 25 Hydrogen Sulfide 1
Reef Chemistry Question of the Day 24 Calcium Concentration
Reef Chemistry Question of the Day 23 Sea Urchin Spines
Reef Chemistry Question of the Day 22 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 21 Reverse Osmosis Membranes
Reef Chemistry Question of the Day 20 Ozone
Reef Chemistry Question of the Day 19 Buffering Capacity
Reef Chemistry Question of the Day 18 Magnesium
Reef Chemistry Question of the Day 17 Alkalinity Definition
Reef Chemistry Question of the Day 16 Where does the salt in the ocean come from?
Reef Chemistry Question of the Day 15 The specific gravity of seawater is...
Reef Chemistry Question of the Day 14 Alkalinity
Reef Chemistry Question of the Day 13 Light Absorption by Water
Reef Chemistry Question of the Day 12 Ammonia in Shipping vs Aquarium
Reef Chemistry Question of the Day 11 Iodine Forms
Reef Chemistry Question of the Day 10 Negatively Charged ions in Seawater
Reef Chemistry Question of the Day 9 Surface Scum on Limewater
Reef Chemistry Question of the Day 8 Boosting Magnesium
Reef Chemistry Question of the Day 7 Magnesium in Limewater
Reef Chemistry Question of the Day 6 Phosphate Forms
Reef Chemistry Question of the Day 5 Refractometer
Reef Chemistry Question of the Day 4 Salinity Rise with Two Part
Reef Chemistry Question of the Day 3 Positively Charged Ions
Reef Chemistry Question of the Day 2 Four Most Abundant Ions in Seawater
Reef Chemistry Question of the Day 1 Vodka vs Vinegar
Reef Chemistry Question of the Day #268 Gemstones in the Reef Tank?
Reef Chemistry Question of the Day #267 Charge on the Surface of Your Glass Aquarium
Reef Chemistry Question of the Day #266 Calcite vs Aragonite
Reef Chemistry Question of the Day #265 Potency of Alkalinity Supplements
Reef Chemistry Question of the Day #264 Temperature and Refractometers
Reef Chemistry Question of the Day #263 Conductivity of Limewater/Kalkwasser
Reef Chemistry Question of the Day #262 Oxygen in a Shipping Bag
Reef Chemistry Question of the Day #261 DIY Heat Pack
Reef Chemistry Question of the Day #260 Loss of Elements by Evaporation
Reef Chemistry Question of the Day #259 The Incredible Feedback Loops of Reef Chemistry
Reef Chemistry Question of the Day #258 Balling Sodium Chloride-Free Salt
Reef Chemistry Question of the Day #256 Evaporation Rate Fresh vs Salt
Reef Chemistry Question of the Day #255 Oxygen Depletion in the Air
Reef Chemistry Question of the Day #254 Carbon Dioxide Formation
Reef Chemistry Question of the Day #253 Purity, what does it mean?
Reef Chemistry Question of the Day #252 Raising Salinity
Reef Chemistry Question of the Day #251 Ways to Measure Salinity
Reef Chemistry Question of the Day #250 Precipitate on Dosing
Reef Chemistry Question of the Day #249 ICP Works How?
Reef Chemistry Question of the Day #248 Sea Urchin Spines
Reef Chemistry Question of the Day #247 Organic vs Inorganic Carbon
Reef Chemistry Question of the Day #246 Ions in Calcium Chloride
Reef Chemistry Question of the Day #245 Osmosis
Reef Chemistry Question of the Day #244 Imbalanced Dosing and Salt Mixes
Reef Chemistry Question of the Day #243 Iodine in Seawater
Reef Chemistry Question of the Day #242 Density of a gas vs a liquid
Reef Chemistry Question of the Day #241 How Many Water Molecules Between the Ions in Seawater?
Reef Chemistry Question of the Day #240 Conversion of CO2 to O2
Reef Chemistry Question of the Day #239 Evaporation of DIY NOPOX
Reef Chemistry Question of the Day #238 Electrons in Ions
Reef Chemistry Question of the Day #237 Trace Element Riddle
Reef Chemistry Question of the Day #236 Additive Math
Reef Chemistry Question of the Day #235 The Sad Element
Reef Chemistry Question of the Day #234 Elements in Dissolved Organic Material
Reef Chemistry Question of the Day #233 Purigen Binds Which Inorganic Ions?
Reef Chemistry Question of the Day #232 Black Deposits in Sand
Reef Chemistry Question of the Day #231 Stability of Polyethylene
Reef Chemistry Question of the Day #230 Osmoregulation by Marine Fish
Reef Chemistry Question of the Day #229 Electricity in water
Reef Chemistry Question of the Day #228 Ions and TDS
Reef Chemistry Question of the Day #227 Math of Light Absdorption
Reef Chemistry Question of the Day #226 Solubility of Calcium Carbonate
Reef Chemistry Question of the Day #225 Effect of Additives of Alkalinity
Reef Chemistry Question of the Day #224 Additive Solubility
Reef Chemistry Question of the Day #223 Hydrophobic Molecule
Reef Chemistry Question of the Day #222 Calcium is to Magnesium as...
Reef Chemistry Question of the Day #221 Bleach is to chlorine gas as...
Reef Chemistry Question of the Day #220 Which Methods Add Trace Elements?
Reef Chemistry Question of the Day #219 How Does a Calcium Carbonate/Carbon Dioxide Reactor Work?
Reef Chemistry Question of the Day #218 Vodka and Refractometers
Reef Chemistry Question of the Day 217 Elements and Specific Gravity
Reef Chemistry Question of the Day 216 Seawater Barometer
Reef Chemistry Question of the Day 215 Metals in Chlorophyll
Reef Chemistry Question of the Day 214 Two Part Additive Systems
Reef Chemistry Question of the Day 213 Evaporation and Other Gases
Reef Chemistry Question of the Day 212 Dissolved Oxygen and Helium
Reef Chemistry Question of the Day 211 ORP and Additives
Reef Chemistry Question of the Day 210 Limewater/Kalkwasser Long Term Use
Reef Chemistry Question of the Day 209 Weight of Salt Water
Reef Chemistry Question of the Day 208 Suspended vs Surface bacteria
Reef Chemistry Question of the Day 207 Allotropes in the Reef Aquarium
Reef Chemistry Question of the Day 206 The "ate" suffix
Reef Chemistry Question of the Day 205 Magnesium Supplement
Reef Chemistry Question of the Day 204 Alkalinity Testing
Reef Chemistry Question of the Day 203 Effect of Using Nitrate
Reef Chemistry Question of the Day 202 Silica accumulating organisms
Reef Chemistry Question of the Day 201 Offgassing of reef tanks
Reef Chemistry Question of the Day 200 Calcification and The Big Three Parameters
Reef Chemistry Question of the Day 199 Trace element form
Reef Chemistry Question of the Day 198 Magnesium Consumption
Reef Chemistry Question of the Day 197 Boiling Point of Seawater
Reef Chemistry Question of the Day 196 What happens to carbon dioxide in the ocean?
Reef Chemistry Question of the Day 195 Alkalinity Additives
Reef Chemistry Question of the Day 194 Low ORP in New Salt Water
Reef Chemistry Question of the Day 193 Membrane Penetration
Reef Chemistry Question of the Day 192 Cycling and Alkalinity
Reef Chemistry Question of the Day 191 Settling of Organic Dosing Compounds
Reef Chemistry Question of the Day 190 Evaporation and TDS
Reef Chemistry Question of the Day 188 Dr Who and Evaporation 2!
Reef Chemistry Question of the Day 187 Dr Who and Evaporation!
Reef Chemistry Question of the Day 186 Magnesium Supplements
Reef Chemistry Question of the Day 185 Macroalgae and Nutrient Uptake
Reef Chemistry Question of the Day 184 Precipitating Additives
Reef Chemistry Question of the Day 183 A Supersaturated Organic Molecule in the Ocean
Reef Chemistry Question of the Day 182 Soda Water and Reef Tanks
Reef Chemistry Question of the Day 181 Weather and Reef Tanks
Reef Chemistry Question of the Day 180 Lugols iodine
Reef Chemistry Question of the Day 179 Refractometer ATC
Reef Chemistry Question of the Day 178 Limewater (Kalkwasser) Cloudiness
Reef Chemistry Question of the Day 177 Ethanol Refractometer
Reef Chemistry Question of the Day 176 Colors of chemicals
Reef Chemistry Question of the Day 175 Ion Concentration
Reef Chemistry Question of the Day 174 pH Buffering
Reef Chemistry Question of the Day 173 Dissolved Gases in Seawater
Reef Chemistry Question of the Day 172 Phosphate on Calcium Carbonate
Reef Chemistry Question of the Day 171 Sodium Hydroxide Dosing
Reef Chemistry Question of the Day 170 Atomic Weight
Reef Chemistry Question of the Day 169 Reactions of Ozone
Reef Chemistry Question of the Day 168 Iron
Reef Chemistry Question of the Day 167 General Hardness
Reef Chemistry Question of the Day 166 Organic Carbon Dosing
Reef Chemistry Question of the Day 165 Salinity of Skimmate
Reef Chemistry Question of the Day 164 TDS and Ions
Reef Chemistry Question of the Day 163 Unknown Molecule
Reef Chemistry Question of the Day 162 Calcium Carbonate Precipitation
Reef Chemistry Question of the Day 161 Using a Syringe
Reef Chemistry Question of the Day 160 Reading a Floating Glass Hydrometer
Reef Chemistry Question of the Day 159 Measuring Volume
Reef Chemistry Question of the Day 158 Iron in the Ocean
Reef Chemistry Question of the Day 157 Limewater/kalkwasser
Reef Chemistry Question of the Day 156 Sea Urchin Color
Reef Chemistry Question of the Day 154 Ion Abundance
Reef Chemistry Question of the Day 153 Limewater (kalkwasser)
Reef Chemistry Question of the Day 152 Feel of Water
Reef Chemistry Question of the Day 151 Yellow Tang Coloration
Reef Chemistry Question of the Day 150 Evaporation
Reef Chemistry Question of the Day 148 Surface Area
Reef Chemistry Question of the Day 147 Heat Dissipation
Reef Chemistry Question of the Day 146 Solubility as a Function of Temperature
Reef Chemistry Question of the Day 145 Alkalinity Effects of Chemicals
Reef Chemistry Question of the Day 144 What makes the oceany smell?
Reef Chemistry Question of the Day 143 RO Membrane Rejection
Reef Chemistry Question of the Day 142 Food Sources of N and P
Reef Chemistry Question of the Day 141 Magnesium Solubility
Reef Chemistry Question of the Day 140 Total Alkalinity
Reef Chemistry Question of the Day 139 Organic Molecules
Reef Chemistry Question of the Day 138 Teaspoons and Tablespoons
Reef Chemistry Question of the Day 137 Bicarbonate Concentration
Reef Chemistry Question of the Day 136 Diffusion of oxygen in water
Reef Chemistry Question of the Day 135 Speed of diffusion of molecules
Reef Chemistry Question of the Day 134 Speed of molecules
Reef Chemistry Question of the Day 133 pH effect of ions
Reef Chemistry Question of the Day 132 Ions in Potato Chips
Reef Chemistry Question of the Day 131 Floating Glass Hydrometer
Reef Chemistry Question of the Day 130 Portuguese Man-of-War
Reef Chemistry Question of the Day 129 Strontium
Reef Chemistry Question of the Day 128 Elements in Polyethylene
Reef Chemistry Question of the Day 127 Halides in metal halide lamps
Reef Chemistry Question of the Day 126 Aluminum Oxide
Reef Chemistry Question of the Day 125 Coral Skeleton Dissolution
Reef Chemistry Question of the Day 124 Units of measure
Reef Chemistry Question of the Day 123 Party Effect on Aquariums
Reef Chemistry Question of the Day 122 Calcium Supplement
Reef Chemistry Question of the Day 121 Alkalinity and mixing
Reef Chemistry Question of the Day 120 Nitrate and water change
Reef Chemistry Question of the Day 119 Limewater
Reef Chemistry Question of the Day 118 Carbonate species
Reef Chemistry Question of the Day 117 Sodium and Chloride in Seawater
Reef Chemistry Question of the Day 116 Nitrite structure
Reef Chemistry Question of the Day 114 GFO and CaCO3 precipitation
Reef Chemistry Question of the Day 114 Sea Urchins
Reef Chemistry Question of the Day 113 Calcium and Alkalinity in One Additive
Reef Chemistry Question of the Day 112 Skimming
Reef Chemistry Question of the Day 111 Ozone Chemistry
Reef Chemistry Question of the Day 110 Dolomite
Reef Chemistry Question of the Day 109 CaCO3/CO2 Reactors
Reef Chemistry Question of the Day 108 Two Part Recipe
Reef Chemistry Question of the Day 107 Halides
Reef Chemistry Question of the Day 106 Water Concentration
Reef Chemistry Question of the Day 105 Limitation of Algae Growth
Reef Chemistry Question of the Day 104 Alkalinity
Reef Chemistry Question of the Day 103 Water Change Efficiency
Reef Chemistry Question of the Day 102 Organic Compound Definition
Reef Chemistry Question of the Day 101 Bicarbonate/carbonate
Reef Chemistry Question of the Day 100 Chemicals that impact ORP
Reef Chemistry Question of the Day 99 TDS
Reef Chemistry Question of the Day 98 RO Membrane Penetration
Reef Chemistry Question of the Day 97 Potential Depletion Rates
Reef Chemistry Question of the Day 96 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 95 Surface Ocean Depletion
Reef Chemistry Question of the Day 94 Calcium and Alkalinity
Reef Chemistry Question of the Day 93 Element Ratios
Reef Chemistry Question of the Day 92 Hydrogen Sulfide
Reef Chemistry Question of the Day 91 Baking Soda 3
Reef Chemistry Question of the Day 90 Baking Soda 2
Reef Chemistry Question of the Day 89 Nanotanks
Reef Chemistry Question of the Day 88 Baking Soda 1
Reef Chemistry Question of the Day 87 Phosphate and water changes
Reef Chemistry Question of the Day 86 Deionizing resins
Reef Chemistry Question of the Day 85 Units of mixing
Reef Chemistry Question of the Day 84 CaCO3/CO2 reactors
Reef Chemistry Question of the Day 83 Carbonate Ion Pairs
Reef Chemistry Question of the Day 82 Heavy Elements
Reef Chemistry Question of the Day 81 Conductivity of Pure Water
Reef Chemistry Question of the Day 80 pH
Reef Chemistry Question of the Day 79 Magnesium Supplements
Reef Chemistry Question of the Day 78 Sodium Silicate
Reef Chemistry Question of the Day 77 Calcium
Reef Chemistry Question of the Day 76 Halides
Reef Chemistry Question of the Day 75 Precipitation of Calcium Carbonate
Reef Chemistry Question of the Day 74 Frozen Seawater
Reef Chemistry Question of the Day 73 Altitude 2: pH
Reef Chemistry Question of the Day 72 Altitude 1: oxygen
Reef Chemistry Question of the Day 71 Thanksgiving Edition
Reef Chemistry Question of the Day 70 Calcium and Alkalinity
Reef Chemistry Question of the Day 69 Lysocline
Reef Chemistry Question of the Day 68 Water Changes and Sump Size
Reef Chemistry Question of the Day 67 Evaporation
Reef Chemistry Question of the Day 66 pH and Ions
Reef Chemistry Question of the Day 65 Refractometer and Ion Imbalances
Reef Chemistry Question of the Day 64 Lugol's Iodine
Reef Chemistry Question of the Day 63 Gas Exchange 4 CO2 and the Superbowl
Reef Chemistry Question of the Day 62 Gas Exchange 3 Photosynthesis
Reef Chemistry Question of the Day 61 Gas Exchange 2
Reef Chemistry Question of the Day 60 Gas Exchange 1
Reef Chemistry Question of the Day 59 Soda water
Reef Chemistry Question of the Day 58 Molecular Weight
Reef Chemistry Question of the Day 57 Limewater (kalkwasser)
Reef Chemistry Question of the Day 56 Fluoride mg/L = ? ppm
Reef Chemistry Question of the Day 55 Salinity Rise from Calcium
Reef Chemistry Question of the Day 54 Denitrification
Reef Chemistry Question of the Day 53 Boron
Reef Chemistry Question of the Day 52 Chemical Evaporation
Reef Chemistry Question of the Day 51 Ion analogy
Reef Chemistry Question of the Day 50 Dolomite
Reef Chemistry Question of the Day 49 Micro unit
Reef Chemistry Question of the Day 48 Epsom Salt
Reef Chemistry Question of the Day 47 Ion Abundance
Reef Chemistry Question of the Day 46 General Hardness
Reef Chemistry Question of the Day 45 Brain Teaser on Salt Solutions
Reef Chemistry Question of the Day 44 ppm-N units
Reef Chemistry Question of the Day 43 pH and Mixing
Reef Chemistry Question of the Day 42 GFO
Reef Chemistry Question of the Day 41 dKH word origin
Reef Chemistry Question of the Day 40 Water weight
Reef Chemistry Question of the Day 39 pH of Hydroxides
Reef Chemistry Question of the Day 38 Concentrated Seawater
Reef Chemistry Question of the Day 37 RO/DI
Reef Chemistry Question of the Day 36 Pure Calcium
Reef Chemistry Question of the Day 35 Mollusk Teeth
Reef Chemistry Question of the Day 34 Limewater (kalkwasser)
Reef Chemistry Question of the Day 33 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 32 Precipitate
Reef Chemistry Question of the Day 31 Hyposalinity
Reef Chemistry Question of the Day 30 Chemical Layering
Reef Chemistry Question of the Day 29 Hydrometer
Reef Chemistry Question of the Day 28 Toxic?
Reef Chemistry Question of the Day 27 ‰
Reef Chemistry Question of the Day 26 Hydrogen Sulfide 2
Reef Chemistry Question of the Day 25 Hydrogen Sulfide 1
Reef Chemistry Question of the Day 24 Calcium Concentration
Reef Chemistry Question of the Day 23 Sea Urchin Spines
Reef Chemistry Question of the Day 22 Calcium Carbonate Solubility
Reef Chemistry Question of the Day 21 Reverse Osmosis Membranes
Reef Chemistry Question of the Day 20 Ozone
Reef Chemistry Question of the Day 19 Buffering Capacity
Reef Chemistry Question of the Day 18 Magnesium
Reef Chemistry Question of the Day 17 Alkalinity Definition
Reef Chemistry Question of the Day 16 Where does the salt in the ocean come from?
Reef Chemistry Question of the Day 15 The specific gravity of seawater is...
Reef Chemistry Question of the Day 14 Alkalinity
Reef Chemistry Question of the Day 13 Light Absorption by Water
Reef Chemistry Question of the Day 12 Ammonia in Shipping vs Aquarium
Reef Chemistry Question of the Day 11 Iodine Forms
Reef Chemistry Question of the Day 10 Negatively Charged ions in Seawater
Reef Chemistry Question of the Day 9 Surface Scum on Limewater
Reef Chemistry Question of the Day 8 Boosting Magnesium
Reef Chemistry Question of the Day 7 Magnesium in Limewater
Reef Chemistry Question of the Day 6 Phosphate Forms
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