What mass of an aqueous 18.8% glucose solution contains 85.5 g of water?
A) 105 g
B) 19.8 g
C) 14.5 g
D) 16.1 g
E) 85.5 g

Question

Quizplus · Accepted Answer

In an 18.8% glucose solution, 18.8% of the mass is glucose and the rest (100% - 18.8% = 81.2%) is water. To find the total mass of the solution that contains 85.5 g of water, we set up the equation: 0.812 * total mass = 85.5 g. Solving for the total mass gives us approximately 105 g.

What Mass of an Aqueous 18