## Chemistry (7th Edition)

Published by Pearson

# Chapter 3 - Mass Relationships in Chemical Reactions - Section Problems - Page 106: 51

#### Answer

The molecular weight for cholesterol is equal to $386.7$ $u$.

#### Work Step by Step

1. Find the molar mass: $\frac{221.6g}{0.5731 mol} = 386.7$ $g/mol$ 2. Since the molar mass is numerically equal to the molecular weight: Molecular weight = $386.7$ $u$

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