A buffer solution contains dissolved C₆H₅NH₂ and C₆H₅NH₃Cl. The initial concentration of C₆H₅NH₂ is 0.50 M and the pH of the buffer is 4.20. Determine the concentration of C₆H₅NH₃⁺ in the solution. The value of Kb for C₆H₅NH₂ is 3.8 × 10⁻¹⁰.Also what is the original concentration of C₆H₅NH₃⁺ ? Based on your ICE table and definition of Kb, set up the expression for Kb in order todetermine the unknown. Do not combine or simplify terms.Ko= 3.8 x 10105 RESET[0][0.50][x][2x][4.20][6.3 x 10°][1.6 x 10][3.8 х 10"][x + 4.20][x - 4.20][x + 6.3 x 10°][x - 6.3 x 10°][x + 1.6 x 10") (x - 1.6 × 10"] (x+ 3.8 × 10"][x - 3.8 x 10"]II 23NEXT >Let x represent the original concentration of C,H,NH, in the water. Based on the givenvalues, set up the ICE table in order to determine the unknown.C,H̟NH,(aq) +HO(1)OH (aq)+ C,H,NH, (aq)Initial (M)Change (M)Equilibrium(M)5 RESET0.504.20-4.206.3 x 10*-6.3 x 10*1.6 x 10103.8 x 1010-3.8 х 1010x + 4.20х- 4.20x + 6.3 x 10-1.6 x 1010х-6.3 х 10*x+ 1.6 x 1010x - 1.6 x 1010x+ 3.8 x 10 10x - 3.8 x 1010

A solution which is a mixture of weak acid and its conjugate base is known as buffer. For…

Answered: A buffer solution contains dissolved…

Chemistry

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ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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A buffer solution contains dissolved C₆H₅NH₂ and C₆H₅NH₃Cl. The initial concentration of C₆H₅NH₂ is 0.50 M and the pH of the buffer is 4.20. Determine the concentration of C₆H₅NH₃⁺ in the solution. The value of Kb for C₆H₅NH₂ is 3.8 × 10⁻¹⁰.

Also what is the original concentration of C₆H₅NH₃⁺ ?

Based on your ICE table and definition of Kb, set up the expression for Kb in order to
determine the unknown. Do not combine or simplify terms.
Ko
= 3.8 x 1010
5 RESET
[0]
[0.50]
[x]
[2x]
[4.20]
[6.3 x 10°]
[1.6 x 10]
[3.8 х 10"]
[x + 4.20]
[x - 4.20]
[x + 6.3 x 10°]
[x - 6.3 x 10°]
[x + 1.6 x 10") (x - 1.6 × 10"] (x+ 3.8 × 10"]
[x - 3.8 x 10"]
II

2
3
NEXT >
Let x represent the original concentration of C,H,NH, in the water. Based on the given
values, set up the ICE table in order to determine the unknown.
C,H̟NH,(aq) +
HO(1)
OH (aq)
+ C,H,NH, (aq)
Initial (M)
Change (M)
Equilibrium
(M)
5 RESET
0.50
4.20
-4.20
6.3 x 10*
-6.3 x 10*
1.6 x 1010
3.8 x 1010
-3.8 х 1010
x + 4.20
х- 4.20
x + 6.3 x 10
-1.6 x 1010
х-6.3 х 10*
x+ 1.6 x 1010
x - 1.6 x 1010
x+ 3.8 x 10 10
x - 3.8 x 1010

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