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Question

The approximate concentration of H2O2 in perhydrol is :

A
30 gm/litre
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B
300 gm/ml
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C
10 gm/litre
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D
300 gm/litre
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Solution

The correct option is D 300 gm/litre
Perhydrol is approximately 30% hydrogen peroxide in water. So, 100 ml solution contain 30 ml hydrogen peroxide or 1 Litre solution contain 300 ml of hydrogen peroxide.

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