Question 3 Not yet answered Points out of 600 Remove flag A buffer is made up of 0.582 M in
NH_(3)
and 0.468 M in
NH_(4)Cl
in 0.278 L . The
K_(b)
of
NH_(3)
is
1.8\times 10^(-5)
. a) Calculate the pH of this buffer solution.
pH=
b) What is the pH of this buffer solution after 16.7 mL of 3.08 M NaOH ?
pH=
c) What is the pH of this buffer solution after 12.4 mL of 1.72 M HCl ?
pH=

Question

Question 3 Not yet answered Points out of 600 Remove flag A buffer is made up of 0.582 M in

NH_(3)

and 0.468 M in

NH_(4)Cl

in 0.278 L . The

K_(b)

of

NH_(3)

is

1.8\times 10^(-5)

. a) Calculate the pH of this buffer solution.

pH=

b) What is the pH of this buffer solution after 16.7 mL of 3.08 M NaOH ?

pH=

c) What is the pH of this buffer solution after 12.4 mL of 1.72 M HCl ?

pH=

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