1.

KO_(2) is used in space crafts and submarines because it

Answer»

absorbs CO2 and MOISTURE to INCREASE O2 concentration
absorbs moisture
absorbs CO2
produces ozone

Solution :`2KO_(2)+CO_(2)rarrK_(2)CO_(3)+3/2O_(2)`
`2KO_(2)+H_(2)O rarr2KOH+3/2O_(2)`


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