1.

Hydrogen peroxide is ionise as : H_(2)O_(2) hArr H^(+)+HO_(2)^(-). If p^(h) of H_(2)O_(2) is 5.91 at 25^(@)C the ionic product of H_(2)O_(2) is

Answer»

`1.51 XX 10^(-12)`
`1.15 xx 10^(-12)`
`1 xx 10^(-14)`
`1.1 xx 10^(-12)`

Solution :`[H^(+)]" at" 25^@C =10^(-5.91) = 1.23 xx 10^(-6)M`
`[H^(+)] " at" 25^@C = 10^(-5.91) = 1.23 xx 10^(-6) M`
`K = [H^(+)][HO_2^(-)] = [1.23 xx 10^(-6)]^2 = 1.51 xx 10^(-12)`


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