Question

Define molecular mass? In brief.

Answer 1

Hi friend ,

Molecular mass refers to the sum of the masses of all the atoms of that molecule .
It's SI unit is 'u'.
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Hope this helped u...
PLZ MARK AS BRAINLIEST...

Answer 2

Molecular mass of a substance is defined as the sum of the atomic masses of all the atoms present in the molecule of the substance.
Eg: Molecular mass of H2O (water)
Atomic mass of hydrogen atom is 1u and atomic mass of oxygen is 16u.
Therefore, molecular mass of H2O
= 1×2+16×1
= 18u

Hope it helps you!