Upon analyzing a seawater sample, it was found that the concentration of bicarbonate ions (HCO3-) is 0.09 m, the activity of calcium ions (Ca2+) is 10^-6, and the pH of the seawater sample is 8.0. (a) Will calcite precipitate in this seawater sample? (b) Calculate the required activity of Mg2+ ions for dolomite to precipitate.

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Chapter1: Chemical Foundations
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Upon analyzing a seawater sample, it was found that the concentration of
bicarbonate ions (HCO3-) is 0.09 m, the activity of calcium ions (Ca2+) is
10^-6, and the pH of the seawater sample is 8.0.
(a) Will calcite precipitate in this seawater sample?
(b) Calculate the required activity of Mg2+ ions for dolomite to precipitate.
Transcribed Image Text:Upon analyzing a seawater sample, it was found that the concentration of bicarbonate ions (HCO3-) is 0.09 m, the activity of calcium ions (Ca2+) is 10^-6, and the pH of the seawater sample is 8.0. (a) Will calcite precipitate in this seawater sample? (b) Calculate the required activity of Mg2+ ions for dolomite to precipitate.
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