Molar and molecular weight of Ba2P2O7

• Relative molecular weight of Ba2P2O7: 448.597324
• Molar mass of Ba2P2O7: 448.597324 g/mol (0.4486 kg/mol)

Calculation of the relative molecular and molar mass of Ba2P2O7

• Mr[Ba2P2O7] = Ar[Ba] * 2 + Ar[P] * 2 + Ar[O] * 7 = 137.327 * 2 + 30.973762 * 2 + 15.9994 * 7 = 448.597324
• Molar mass (kg/mol) = Mr[Ba2P2O7] : 1000 = 448.597324 : 1000 = 0.4486 kg/mol

Ba2P2O7: percent composition by element

• Barium (Ba) = 274.654 : 448.597324 * 100 = 61.225 %
• Phosphorus (P) = 61.947524 : 448.597324 * 100 = 13.809 %
• Oxygen (O) = 111.9958 : 448.597324 * 100 = 24.966 %

Molar mass calculator