If the pH of a solution is 4.0 a 25^(@)C, its pOH would be (K_(w) = 10 – InterviewSolution

1.	If the pH of a solution is 4.0 a 25^(@)C, its pOH would be (K_(w) = 10^(-14))
Answer» `4.0` `6.0` `8.0` `10.0` SOLUTION :PH + POH = 14, pH = 4.0 pOH = 14 - pH , pOH = 14 - 4.0 = 10.0.

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