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Q.

11.2 L of $O_{2}$ at $S T P$ has the same mass as

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a

33.6L of Methane at STP

b

11.2L of Methane at STP

c

$22.4 L$ of Methane at STP

d

44.8L of Methane at STP

answer is B.

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Detailed Solution

At STP 1mole substance has 22.4L volume .

11.2 L means 0.5 moles of oxygen which means 16 g.

22.4 L i.e 1 mole methane weighs 16 g .

Hence option B is the correct answer.

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