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How many moles of oxygen would contain 1.204 x 1024

How many moles of oxygen would contain 1.204 x 1024 molecules?
[Avogadro's constant (NA) = 6.02 x 1023]

A.

1

B.

2

C.

3

D.

4

View answer & explanation

Correct answer is B

6.02 x 1023 molecules is 1mole
1.204 x 1024 molecules will be......

1.204×1024×16.02×1023

1.204×106.02 = 12.046.02 = 2moles

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