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 the atoms in a chemical formula.

Front

How do you calculate the molar mass of a compound?

Back

To calculate the molar mass of a compound, identify the elements in the compound, determine the number of atoms of each element, and multiply the atomic mass of each element by the number of atoms. Then, sum all these values.

Front

What is the molar mass of water (H₂O)?

Back

The molar mass of water (H₂O) is 18 g/mol.

Front

What is the molar mass of nitrogen (N₂)?

Back

The molar mass of nitrogen (N₂) is 28 g/mol.

Front

Calculate the molar mass of Al(OH)₃.

Back

The molar mass of Al(OH)₃ is 78.0 g/mol.

Front

Calculate the molar mass of Cu₂O.

Back

The molar mass of Cu₂O is 143 g/mol.

Front

Calculate the molar mass of Ba(C₂H₃O₂)₂.

Back

The molar mass of Ba(C₂H₃O₂)₂ is 255.3 g/mol.

Front

What is the atomic mass of Aluminum (Al)?

Back

The atomic mass of Aluminum (Al) is approximately 26.98 g/mol.

Front

What is the atomic mass of Copper (Cu)?

Back

The atomic mass of Copper (Cu) is approximately 63.55 g/mol.

Front

What is the atomic mass of Barium (Ba)?

Back

The atomic mass of Barium (Ba) is approximately 137.33 g/mol.