1.4 g of a gas X occupies a volume of 1.12 dm^3 at standard temperature and pressure. Which of the following is likely to be the formula of gas X? (R.A.M: H,1; C, 12; 1 mol of gas occupies 22.4 dm^3 at standard temperature and pressure)
A C2H4
B C2H6
C C3H6
D C4H8
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The answer is A
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