1.

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

Answer»

67.2 L
44.8 L
22.4 L
89.6 L

Solution :`2BCl_(3) + UNDERSET(3 XX 22.4 L= 67.2 L)(3H_(2)) to underset(2 xx 10.8 g= 21.6 g)(2B) + 6HCL`


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