What is the value of OH- in a solution with a pH of 10???

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What is the value of OH- in a solution with a pH of 10

please help

thanx!!

2007-05-16 10:49:42 · 4 answers · asked by aqualung 2 in Science & Mathematics ➔ Chemistry

1 x 10 -4

2007-05-16 10:52:10 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋

If pH=10 then 14-10 = pOH; pOH =4
1*10^-4= [OH-] only for a strong acid or base because they are completely dissociated.

2007-05-16 17:54:45 · answer #2 · answered by marie9 5 · 0⤊ 0⤋

pH = -log[H+]
pOH = -log[OH-]
pH + pOH = 14
if the pH is 10, the pOH is 4.

2007-05-16 17:56:28 · answer #3 · answered by Damian_Anderson 2 · 1⤊ 0⤋

value of OH-?? that does not make sense

2007-05-16 17:53:04 · answer #4 · answered by Anonymous · 0⤊ 2⤋