Question

Define molecular mass

Answer 1

Molecular mass is a number equal to the sum of the atomic masses of the atoms in a molecule. 

Answer 2

HEYA USER...

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The mass of a molecule that is equal to the sum of the masses of all the atoms contained in the molecule.
Molecular mass and molecular wt. both as same thing , as u read in phusics, don't multiply mass with 9.8 in order to gain wt.
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Thank you

HOPE IT HELPS..!