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If the pH of a substance is given by 3 then what is the pOH of the substance?

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in Chemistry – Class 11 by (148k points)
If the pH of a substance is given by 3 then what is the pOH of the substance?

(a) 3

(b) 7

(c) 14

(d) 11

I have been asked this question by my college director while I was bunking the class.

This interesting question is from Equilibrium in chapter Equilibrium of Chemistry – Class 11

1 Answer

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Right choice is (d) 11

The best I can explain: We know that the sum of the pH and pOH of any substance is equal to 14 that is pH + pOH = 14. So here the pH of a substance is given by 3 the pH of the substance = 14 – 3 = 11, 11 is the required answer.

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