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Chemistry
Chemistry
Problem
A solution at 25 °C has
[
O
H
−
]
=
7.5
×
10
−
9
M
[OH^-]=7.5\times10^{-9}\,\text{M}
[
O
H
−
]
=
7.5
×
1
0
−
9
M
. What is its pH? a) 6.88 b) 5.88 c) 8.12 d) 5.00
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