chem question?

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What is [ OH - ] for a solution where pH = 8.60?

2007-03-11 11:59:11 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

2 answers

pH + pOH = 14.00
so 14 - 8.60=pOH=5.40

Now that you have that you can solve for [OH-] by using the equation:
pOH= -log[OH-]
so 5.40 = 10^-5.40
that equals 3.98x10^-6
[OH-]=3.98x10^-6

2007-03-11 12:26:04 · answer #1 · answered by strawberriitwist 2 · 0⤊ 0⤋

If the pH is 8.6, then the pOH is 5.4

Th conc. of OH is the negative base 10 log of 5.4

2007-03-11 19:05:06 · answer #2 · answered by reb1240 7 · 0⤊ 0⤋