Question

1.5×10^22 atoms of an element weigh about 0.9g . find atomic mass of the element in gram atomic mass (GAM)
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Answer 1

Answer:

1.5*10^22 atoms of an element weighs 0.9 gm.

6.023×10^23 atoms of an element will weigh

09*6.023*10^23/1.5*10^23

= 36.09

The atomic mass of the element is 36.09g/mol.