Question

Define molecular mass​

Answer 1

The molecular mass is the mass of a given molecule: it is measured in daltons. Different molecules of the same compound may have different molecular masses because they contain different isotopes of an element.

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Answer 2

Answer:

the sum of masses of all atoms present in a molecule

Explanation:

ex: molecular mass of H2O= 2(H)+1(O)

= 2+16= 18

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