Question

what will be the number of moles in 16 grams of oxygen​

Answer 1

Answer:

Mass of 1 mole oxygen is 16 grams.

So, the number of moles in 16 grams of oxygen is 1.

Answer 2

Answer:

0.5 moles

Explanation:

The number of molecules in 16 gm of oxygen are 0.5 (= 16/32 moles). Thus the number of molecules in 16 gm or 0.5 mole of oxygen gas are 0.5 x 6.023 x 10^(23) = 3.012 x 10^(23) molecules.