How many grams of the compound in the figure are required to make 1 liter of a 0.5 M solution? (Note: The atomic masses, in daltons, are approximately 12 for carbon, 1 for hydrogen, and 16 for oxygen.)
A) 30
B) 60
C) 90
D) 120

Question

Quizplus · Accepted Answer

The molar mass of the compound is 12 + 1 + 16 = 29 g/mol. To make 1 liter of a 0.5 M solution, we need 0.5 moles of the compound, which is 0.5 moles * 29 g/mol = 14.5 g.

How Many Grams of the Compound in the Figure Are