Calculate the molarity of a 10.0% (by mass)aqueous solution of hydrochloric acid.
A)0.274 m
B)2.74 m
C)3.04 m
D)4.33 m
E)The density of the solution is needed to solve the problem.

Question

Quizplus · Accepted Answer

To calculate molarity, the number of moles of solute per liter of solution is needed. The given information does not include the density of the solution, which is necessary to convert from mass percent to molarity, as it affects the volume of the solution.

Calculate the Molarity of a 10