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  3. KO2 (Potassium superoxide) is used in oxygen cylinders in space and submarines because it

. KO2 (Potassium superoxide) is used in oxygen cylinders in space and submarines because it

1. absorbs CO2 and increases O2 content

b. eliminates moisture

c. absorbs CO2

d. produces Ozone

Best Answer

Ans: 1

Sol: 4KO2 + 2CO2 → 2K2CO3 + 3O2

KO2 absorbs CO2 & increases O2 constant.

 

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