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Reef Chemistry Question of the Day [HASHTAG]#154[/HASHTAG]
Without looking it up, what is the fifth most abundant ion (by weight) in natural seawater?
A. Potassium
B. Sulfate
C. Magnesium
D. Calcium
E. Bicarbonate
Good luck!
.
Without looking it up, what is the fifth most abundant ion (by weight) in natural seawater?
A. Potassium
B. Sulfate
C. Magnesium
D. Calcium
E. Bicarbonate
Good luck!
.