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Chemistry
Chemistry
Problem
At
40
°C
40\,\text{°C}
40
°C
, where
K
w
=
2.92
×
10
−
14
K_w = 2.92\times10^{-14}
K
w
=
2.92
×
1
0
−
14
,
40.0
mL
40.0\,\text{mL}
40.0
mL
of
0.100
M
0.100\,\text{M}
0.100
M
NaOH is added to
30.0
mL
30.0\,\text{mL}
30.0
mL
of
0.0800
M
0.0800\,\text{M}
0.0800
M
lactic acid (HLac). Determine the
p
H
pH
p
H
of the solution after mixing, using the temperature-appropriate value of
K
w
K_w
K
w
.
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