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**Problem**: The molar mass of potassium phosphate (K 3PO4) isA) 173.17B) 251.37C) 212.27

###### FREE Expert Solution

###### FREE Expert Solution

The atomic mass of K is 39.10 g/mol, that of P is 30.97 g/mol and that of O is 16.00 g/mol.

We multiply each atomic mass by the number present in the chemical formula and then add them together to get the molar mass.

###### Problem Details

The molar mass of potassium phosphate (K _{3}PO_{4}) is

A) 173.17

B) 251.37

C) 212.27

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