Molar Mass

Front

What is molar mass?

Back

Molar mass is the mass of one mole of a substance, typically expressed in grams per mole (g/mol). It is calculated by summing the atomic masses of all atoms in a molecule.

Front

How do you calculate the molar mass of a compound?

Back

To calculate the molar mass of a compound, multiply the atomic mass of each element by the number of times that element appears in the formula, then sum all the values.

Front

What is the molar mass of Cu2O?

Back

143 g/mol.

Front

What is the molar mass of diatomic nitrogen (N2)?

Back

28 g/mol.

Front

What is the molar mass of Cl2?

Back

71.0 g/mol.

Front

What is the molar mass of water (H2O)?

Back

18 g/mol.

Front

What is the molar mass of Al(OH)3?

Back

78.0 g/mol.

Front

What is the atomic mass of Carbon (C)?

Back

12.01 g/mol.

Front

What is the atomic mass of Oxygen (O)?

Back

16.00 g/mol.

Front

What is the atomic mass of Hydrogen (H)?

Back

1.01 g/mol.