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Chemistry
Chemistry
Problem
Three monoprotic acids are listed below. A:
p
K
a
=
6.2
pK_a = 6.2
p
K
a
=
6.2
B:
p
K
a
=
7.1
pK_a = 7.1
p
K
a
=
7.1
C:
p
K
a
=
8.5
pK_a = 8.5
p
K
a
=
8.5
At
p
H
=
7.4
pH = 7.4
p
H
=
7.4
, which acid will be present primarily in its protonated form (>50\%)? Give the letter of the acid.
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