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What volume of hydrogen gas at 273K and ...

What volume of hydrogen gas at 273K and 1 atm pressure will be consumed in obtaining 21.6g of elemential boron (Atomic mass = 10.8) from the reduction of boron trichloride by hydrogen?

A

67.2 L

B

44.8 L

C

22.4 L

D

89.6 L

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The correct Answer is:
A
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