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Poh of 7.0
WhitneyRobinson
May 11, 2009, 04:01 PM
Solution is found to have a pH of 7.00. What is its pOH?
a. 3.20 b. 7.00
c. 14.00 d. 10.80
Perito
May 11, 2009, 08:12 PM
[H^+] \times [OH^-] = 10^{-14}
[] = concentration.
pH = -log([H^+])
so if the pH = 7 then [H^+] = 10^{-7}
pOH = -log([OH^-])
Therefore,
pH + pOH = what?