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Question

KO2 is used in oxygen cylinders in space and submarines because

A
It eliminates moisture
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B
It eliminates N2
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C
It absorbs CO2 and increases O2 content
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D
produces ozone
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Solution

The correct option is C It absorbs CO2 and increases O2 content

4KO2+2CO22K2CO3+3O2

KO2 is used in oxygen cylinders as it combines with carbon di oxide to release oxygen.


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