What volume of H2 at STP will be consumed in obtaining 21.6 g elemental boron from reduction of boron trichloride by hydrogen

Asked by Anil | 16th May, 2017, 03:40: PM

Expert Answer:

Volume of H2 at STP will be consumed in obtaining 21.6 g elemental boron from reduction of boron trichloride by hydrogen
 
2BCl3 + 3H2O → 2B + 3HCl
 
2 x 10.8 g B = 3 x 22.4 L H2
 
So, 21.6 g B = 3 x 22.4 x 21.6 / (2 x 10.8) = 67.2 L H2

Answered by Prachi Sawant | 16th May, 2017, 05:00: PM

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