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1g of an impure sample of magnesium carb...

1g of an impure sample of magnesium carbonate (containing no thermally decomposable impurities ) on complete thermal decomposition gave 0.44g of carbon dioxide gas . The percentage of impurity in the sample is

A

`0%`

B

`4.4%`

C

`16%`

D

`8.4%`

Text Solution

Verified by Experts

The correct Answer is:
A
impurity is equal to `1xx100//1.84`.
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