Question

The mass of a single atom of an element x is 2.65 x ${10}^{-23}$ What is its gram atomic mass?

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Answer 1

1 atom of element x has mass = 2.65 x${10}^{-23}$ g

Hence, 6.023 x ${10}^{23}$ atoms of element x have mass

= 2.65 x ${10}^{-23}$ x 6.022 x ${10}^{23}$

= 15.95 g