A solution contains 31 g of common salt in 320 g of water. Calculate the concentration in terms of mass by mass percentage of the solution.

A solution contains 31 g of common salt in 320 g of water. Calculate t

1.	A solution contains 31 g of common salt in 320 g of water. Calculate the concentration in terms of mass by mass percentage of the solution.
A.	9.60%
B.	8.83%
C.	9.09%
D.	9.80%
Answer» C. 9.09%

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A solution contains 31 g of common salt in 320 g of water. Calculate the concentration in terms of mass by mass percentage of the solution.

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