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Standard IX

Chemistry

Deodorant

The ratio of ...

Question

The ratio of oxygen in Feo and Fe203 is (containing equal amount of iron)

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Similar questions

Q. Weight of oxygen in

F e_{2} O_{3}

and FeO is in the ratio of :

A certain oxide of iron contains 2.5 g of oxygen for every 7.0 g of iron. If it is regarded as mixture of FeO and $F e_{2} O_{3}$ in the weight ratio x : y, what is x : y, (atomic weight of iron = 56)

Q. A certain mixed oxide of iron contains

2.5 g

of oxygen for every

7 g

of iron. If it is regarded as a mixture of

F e O

and

F e_{2} O_{3}

in the weight ratio

a : b

, what is

a : b

?
(atomic weight of iron = 56)

Q. A

3 : 2

molar ratio mixture of

F e O

and

F e_{2} O_{3}

react with oxygen to produce a

2 : 3

molar ratio mixture of

F e O

and

F e_{2} O_{3}

. Find the mass (in g) of

O_{2}

gas required per mole of the initial mixture.

x

gram of

F e O

contains

112

gram iron. Calculate mass of

F e_{3} O_{4}

containing same amount of

O

as present in

x

gram

F e O

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