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Two oxides of a metal contain 27.6% and ...

Two oxides of a metal contain `27.6%` and `30.0%` of Oxygen, respecttively. If the formula of the first be `M_(3) O_(4)`. Find that of the second.

A

`MO`

B

`MO_(2)`

C

`M_(2)O_(3)`

D

`M_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
C
Law of definite proportions
`{:("M","O"),(M_(3)O_(4)-72.4,27.63),(M_(x)O_(y)" 70",30),(72.4 - 3"(metal)",70-?),(27.6-4"(oxygen)",30-?):}`
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