If 1 2 moles of oxygen combined with aluminium
Asked by admin @ in Chemistry viewed by 272 People
If 1/2 moles of oxygen combine with Aluminimumto form Al2O3, then weight of Aluminium metal usedin the reaction is (Al=27) -
Asked by admin @ in Chemistry viewed by 272 People
If 1/2 moles of oxygen combine with Aluminimumto form Al2O3, then weight of Aluminium metal usedin the reaction is (Al=27) -
Answered by admin @
Answer:
18g
Explanation:
Balanced reaction is
4Al+3O2=2Al2O3
3moles of oxygen oxidizes 4 moles of Al
1/2mole of oxygen oxidizes 4/6=2/3 moles of Al
1 mole of Al weighs 27g
2/3moles of Al weighs 2/3×27=18g
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