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The solubility of Na3AsO4(H2

The solubility of Na3AsO4(H2O)12 is 38.9g per 100g H2O. What is the mass percentage of Na3AsO4 in the saturated solution?

(As = 75, Na = 23, O = 16, H = 1)

A.

87.27%

B.

38.9%

C.

19.1%

D.

13.7%

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Correct answer is C

No explanation has been provided for this answer.

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