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 $
