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Chemistry
Chemistry
Problem
p
K
a
1
pK_{a1}
p
K
a
1
,
p
K
a
2
pK_{a2}
p
K
a
2
and
p
K
a
3
pK_{a3}
p
K
a
3
of
H
3
P
O
4
H_3PO_4
H
3
P
O
4
are 4, 8, 12 respectively (at T K). To a 50 mL solution of 0.1 M
N
a
3
P
O
4
Na_3PO_4
N
a
3
P
O
4
, 50 mL 0.2 M HCl is added. Find the pH of the mixture obtained at T K.
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