Question

DEFINE MOLECULAR MASS​

Answer 1

Answer:

Listen to pronunciation. (muh-LEH-kyoo-ler mas) The sum of the atomic masses of all atoms in a molecule, based on a scale in which the atomic masses of hydrogen, carbon, nitrogen, and oxygen are 1, 12, 14, and 16, respectively.

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Answer 2

Answer:

✯MOLECULAR MASS ✯

Molecular mass of a substance is defined as the sum o the atomic masses of all the atoms present in a molecule of a substance. Therefore the relative mass of a molecule is expressed as atomic mass units (amu).