How many moles of molecules are in 232 g of

hydrogen nitrate (HNO3)?
Answer in units of mol.

H 1 gram/mol

N 14 g/mol
O 16 g/mol
so HNO3 = 1 + 14 + 3*16 = 63 g/mol
232 g * 1 mol/63g = 3.68 mols