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Calculate the mass of chlorine gas which occupies a volum...

Calculate the mass of chlorine gas which occupies a volume of 1.12 dm $^3$ a volume of 1.12 dm $^3$ at s.t.p [Cl = 35.5, 1 mole og gas occupies 22.4 dm $^3$ at s. t. p ]

A.

1.80g

B.

3.55g

C.

7.10g

D.

15.50g

View answer & explanation

Correct answer is B

1 mole Cl $_2$ occupy 22.4dm $^3$
i.e 2 x 35.5 → 22.4 ; x → 1. 12
:. x = $\frac{1.12}{22.4}$ x 2 x 35.5 = 3.55

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