# Problem: Part B. Calculate the formula mass of ethanol, C2H5OH.The formula mass (sometimes called formula weight) of a substance is determined by summing the atomic masses of each atom in its chemical formula. The formula mass of a substance is reported in atomic mass units or amu.

###### Problem Details

Part B. Calculate the formula mass of ethanol, C2H5OH.

The formula mass (sometimes called formula weight) of a substance is determined by summing the atomic masses of each atom in its chemical formula. The formula mass of a substance is reported in atomic mass units or amu.