determine the empirical formula for an the oxide of iron with has 69.9% iron and 30.1 oxygen by mass
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15
% of iron by mass = 69.9 % [Given]
% of oxygen by mass = 30.1 % [Given]
Relative moles of iron in iron oxide:
Relative moles of oxygen in iron oxide
Simplest molar ratio of iron to oxygen:
= 1.25: 1.88
= 1: 1.5
2: 3
∴ The empirical formula of the iron oxide is Fe2O3
hope it help
% of oxygen by mass = 30.1 % [Given]
Relative moles of iron in iron oxide:
Relative moles of oxygen in iron oxide
Simplest molar ratio of iron to oxygen:
= 1.25: 1.88
= 1: 1.5
2: 3
∴ The empirical formula of the iron oxide is Fe2O3
hope it help
Answered by
8
here your numerical is solved
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