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Chemistry
Chemistry
Problem
A
50.0
mL
50.0\,\text{mL}
50.0
mL
sample of
0.0250
M
0.0250\,\text{M}
0.0250
M
propanoic acid (
C
3
H
5
O
2
H
\mathrm{C_3H_5O_2H}
C
3
H
5
O
2
H
,
K
a
=
1.3
×
10
−
5
K_a = 1.3\times10^{-5}
K
a
=
1.3
×
1
0
−
5
) is titrated to its equivalence point with
0.0500
M
0.0500\,\text{M}
0.0500
M
NaOH. Calculate the pH of the solution at the equivalence point. (Give the answer to two decimal places.)
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