Randy Holmes-Farley
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Reef Chemistry Question of the Day #24
Which of the following possible additives has the highest concentration of calcium in it?
A. RO/DI water saturated with calcium carbonate
B. RO/DI water saturated with calcium hydroxide
C. RO/DI water saturated with calcium oxide
D. RO/DI water with 10 grams/L of anhydrous calcium chloride added
E. RO/DI water with 10 grams/L of calcium chloride dihydrate added
F. Natural seawater at 35 ppt salinity
Good luck!
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Which of the following possible additives has the highest concentration of calcium in it?
A. RO/DI water saturated with calcium carbonate
B. RO/DI water saturated with calcium hydroxide
C. RO/DI water saturated with calcium oxide
D. RO/DI water with 10 grams/L of anhydrous calcium chloride added
E. RO/DI water with 10 grams/L of calcium chloride dihydrate added
F. Natural seawater at 35 ppt salinity
Good luck!
.