A 2.00 g sample of cholesterol contains 1.68 g C, 0.24 g H, and 0.080 g O. What is the percent composition of oxygen in cholesterol?

Question

Quizplus · Accepted Answer

The percent composition of an element in a compound is calculated by dividing the mass of the element in the compound by the total mass of the compound and then multiplying by 100. For oxygen in cholesterol, this is (0.080 g / 2.00 g) * 100 = 4.0%.

A 200 G Sample of Cholesterol Contains 1