Molar and molecular weight of C9H21N

• Molecular formula: C9H21N or (C3H7)3N
• Relative molecular weight of C9H21N: 143.26974
• Molar mass of C9H21N: 143.26974 g/mol (0.14327 kg/mol)

Calculation of the relative molecular and molar mass of C9H21N

• Mr[C9H21N] = Ar[C] * 9 + Ar[H] * 21 + Ar[N] = 12.0107 * 9 + 1.00794 * 21 + 14.0067 = 143.26974
• Molar mass (kg/mol) = Mr[C9H21N] : 1000 = 143.26974 : 1000 = 0.14327 kg/mol

C9H21N: percent composition by element

• Carbon (C) = 108.0963 : 143.26974 * 100 = 75.449 %
• Hydrogen (H) = 21.16674 : 143.26974 * 100 = 14.774 %
• Nitrogen (N) = 14.0067 : 143.26974 * 100 = 9.776 %

Molar mass calculator