A buffer solution contains dissolved C6HsNH2 and CsHsNH3CI. The initial concentration of CeHŞNH2 is 0.50 M and the pH of the buffer is 4.20. Determine the concentration of CeHŞNH3* in the solution. The value of Kb for C6H;NH2 is 3.8 × 10-1°. 3 Let x represent the original concentration of C6H,NH3* in the water. Based on the given values, set up the ICE table in order to determine the unknown. C6HŞNH2(at H2O(1) = OH-(aq) C6H5NH3*(a Initial (M) Change (M) Equilibrium (M)
A buffer solution contains dissolved C6HsNH2 and CsHsNH3CI. The initial concentration of CeHŞNH2 is 0.50 M and the pH of the buffer is 4.20. Determine the concentration of CeHŞNH3* in the solution. The value of Kb for C6H;NH2 is 3.8 × 10-1°. 3 Let x represent the original concentration of C6H,NH3* in the water. Based on the given values, set up the ICE table in order to determine the unknown. C6HŞNH2(at H2O(1) = OH-(aq) C6H5NH3*(a Initial (M) Change (M) Equilibrium (M)
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
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A buffer solution contains dissolved C6H5NH2
and C6H;NH;CI. The initial concentration of
C6HŞNH2 is 0.50 M and the pH of the buffer is
4.20. Determine the concentration of
C6HŞNH3* in the solution. The value of Kb for
C6H;NH2 is 3.8 × 10-1º.
1
2
3
Let x represent the original concentration of
C6H,NH,* in the water. Based on the given
values, set up the ICE table in order to
determine the unknown.
C6H5NH2(at H20(1) = OH-(aq) +C6H5NH3*(a
Initial (M)
Change (M)
Equilibrium
(M)
5 RESET
0.50
-
4.20
-4.20
6.3 x 10-5
-6.3 x 10-5
1.6 x 10-10
-1.6 x 10-10
3.8 x 10-10
-3.8 x 10-10
x + 4.20
x - 4.20
x + 6.3 x 10-5
х - 6.3 х 10-6
x + 1.6 x 10-10
x - 1.6 x 10-10
x + 3.8 x 10-10
x - 3.8 x 10-10
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