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