Question

What is the mass of 0.2 mole of oxygen molecules

It's urgent pls tell
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Answer 1

Answer:

3.2g

Explanation:

As 1mole of oxygen mass = 16g then 0.2 mole = 16×0.2=3.2g

Answer 2

Question :-

What is the mass of 0.2 mole of oxygen atoms?

Answer :-

Mole of Oxygen atoms = 0.2 mole

Molar mass of oxygen atoms = 16 g

Mass of oxygen atoms = 16 x 0.2 = 3.2 g

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