1.

Calculate the gram atomic mass of an element whenmass of an atom of an element is 4.2x10-23​

Answer»

EXPLANATION:

mass of one atom = 4.2*10-²³

gram atomic mass MEANS MOLAR mass which means mass of 6*10²³ atom

mass of 6*10²³ atom

=6*10²³*4.2*10-²³

=6*4.2

=25.2gm



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