Solutions Question 189

Question: 10 grams of a solute is dissolved in 90 grams of a solvent. Its mass percent in solution is

Options:

A) 0.01

B) 11.1

C) 10

D) 9

Show Answer

Answer:

Correct Answer: C

Solution:

% by $ wt.,=\frac{wt.,\text{of the solute }(g)}{wt.,\text{ of the solution }g}\times 100 $

$ =\frac{10}{90+10}\times 100=10 $



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