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krek1111 [17]
2 years ago
6

14. Calculate the mass in grams of oxygen required to react completly with 0.75 moles of Aluminum.

Chemistry
1 answer:
cluponka [151]2 years ago
8 0
  • 3mols of O_2 react with 4mol of Al
  • 3/4=0.75mol O_2 react with 1mol of Al

Moles of O_2:-

  • 0.75(0.75)
  • 0.5625mol

Mass of O_2:-

  • moles(Molar mass)
  • 0.5625(32)
  • 18g

Option B

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