Check sibling questions

The Gram Atomic Mass of a substance is equal to the atomic mass of a substance taken in grams.

In other words, it is the mass of 1 mole of an element based on its atomic mass expressed in grams.


Example: Sodium (Na) has atomic weight 23u

It gram atomic mass is thus 23g


So 1 mole of Na atoms has a mass of 23 grams.

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CA Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo