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For equimolar solution of K2O,K2S and K2...

For equimolar solution of `K_2O`,`K_2S` and `K_2Se` correct order of `pOH` is

A

`K_2OgtK_2SgtK_2Se`

B

`K_2SegtK_2SgtK_2O`

C

`K_2OgtK_2SegtK2S`

D

`K_2SegtK_2OgtK_2S`

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