Question

A solution contains 11% by mass of sodium chloride. this means that __________.

a. there are 11 g of sodium chloride in in 1.0 ml of this solution
b. the density of the solution is 11 g/ml
c. 100 g of the solution contains 11 g of sodium chloride
d. the molality of the solution is 11
e. 100 ml of the solution contains 11 g of sodium chloride

Answer 1

As a solution is contained with 11% by mass of sodium chloride, this will therefore conclude that the 100g of the solution is composed of the 11g of the sodium chloride. In which, the correct answer would be specified as letter c.