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Question

One atomic mass is equal to
  1. 1.66×1027 g
  2. 1.66×1024 g
  3. 1.66×1023 g
  4. 1.66×1025 g

A
1.66×1023 g
B
1.66×1025 g
C
1.66×1027 g
D
1.66×1024 g
Solution
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The correct option is B 1.66×1024 g
One atomic mass unit is equal to 1.66×1024g. It is equal to 1/12th of mass of atom of Carbon-12. It is abbreviated as u.

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