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Science Clinic => Chemistry => Topic started by: HCHenry on Nov 18, 2019
Title:
Determine the pH of a 0.22 mol L-1 NaF solution at 25 C. The Ka of HF is 3.5 10-5.
Post by:
HCHenry
on
Nov 18, 2019
Question 1
Determine the pH of a 0.62 mol L
-1
NH
4
NO
3
solution at 25 °C. The
K
b
for NH
3
is 1.76 × 10
-5
.
◦ 4.73
◦ 11.52
◦ 2.48
◦ 9.45
◦ 9.27
Question 2
Determine the pH of a 0.22 mol L
-1
NaF solution at 25 °C. The
K
a
of HF is 3.5 × 10
-5
.
◦ 5.10
◦ 11.44
◦ 10.20
◦ 8.90
◦ 2.56
Title:
Determine the pH of a 0.22 mol L-1 NaF solution at 25 C. The Ka of HF is 3.5 10-5.
Post by:
emilymalinowski12
on
Nov 18, 2019
Answer 1
4.73
Answer 2
8.90