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The number of molecules in 22.4 dm^3 of nitrogen gas at STP is

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The number of molecules in 22.4 dm3 of nitrogen gas at STP is 

(A) 6.023 × 1020 

(B) 6.023 × 1023 

(C) 22.4 × 1020 

(D) 22.4 × 1023 

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1 Answer

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Best answer

The number of molecules in 22.4 dm3 of nitrogen gas at STP is 6.023 × 1023

Explanation :-

At S.T.P, 1 dm3 ≡ 6.023 × 1023 molecules 

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