Question

What is the number of molecules in 0.25 moles of Oxygen?

1.5000×10^20

1.6009×10^23

1.505 ×10^23

1.705×10^23

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Answer 1

Answer:

1.6009x10^23

Explanation:

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Answer 2

Answer:

Thus, 0.25 mole of oxygen contains 1.505×1023 molecules.