Questions
Arrange the following in the order of increasing mass. (Atomic mass of )
I) One atom of oxygen II) one atom of nitrogen III) mole of oxygen gas IV) mole of copper
detailed solution
Correct option is A
Single atom of nitrogen has the mass 14 u but single atom of oxygen has 16u as mass. Hence, II < I. In the similar way, mol of copper has greater atomic mass than mol of oxygen. Hence, III < IV.
Therefore, overall increasing order of atomic mass is
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