What volume will 0.5 g of H2 occupy at s.t.p? [H = 1; 1 mole of a gas occupy 22.4 dm3 at s.t.p.]

A.

2.24 dm3

B.

5.60dm3

C.

11.20dm3

D.

44.80dm3

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Correct answer is B

No explanation has been provided for this answer.

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