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Molecules and Atomicity

The number of...

Question

The number of moles of oxygen atoms in two moles of nitric acid is:

A

8

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B

2

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C

4

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D

6

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Solution

The correct option is D
6

The formula of nitric acid is HNO_3.

1 mole of HNO₃contains= 3 moles of Oxygen

Therefore, 2 moles of HNO₃will contain=2x3 = 6moles of Oxygen

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