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- What volume of hydrogen gas
What volume of hydrogen gas, at 273 K and 1 atm pressure will be consumed in obtaining 21.6 g of elemental boron (atomic mass = 10.8) from the reduction of boron trichloride by hydrogen?
Answers (1)
21.6 g of elemental boron = 2 moles
3H2 + 2BCl3 = 2B + 6HCl
3 moles of Hydrogen gas will be consumed in obtaining 21.6 g of elemental boron
67.2 litres of Hydrogen gas will be consumed in obtaining 21.6 g of elemental boron.
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