Question

An aqueous solution has a pH of 2.7. Calculate the pOH.

12.3

17.3

11.3

9.3

Answer 1

Answer:

In order to calculate the pH, take the negative log of the hydronium ion concentration. To find the pOH, simply subtract the pH from 14. In order to calculate the pOH, take the negative log of the hydroxide ion concentration. To find the pH, simply subtract pOH from 14.

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Answer 2

PH+pOH=14

SO POH=14 - P.H

14 -2.7= 11.3

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