(5) -If you started with 0.100 M weak acid solution, how many grams of the sodium salt ofthe weak base must be added to create 2.50 L of pH 5.400 buffer solution?2.501x100 mol wa- 25 mol waIL[CHN] [H₂0 = 1.42[CsHsNHPH=-15[H]- 10¹.71Ka=1.42-71now(C5H5NH (29) + H₂O(1) C5H₁N(aq) + H₂O*(aq).25molO-X(25-X)XM1.42 x 25 mol wa 3.55 mol CsHsNH+XXM

Pyridinium hydrochloride whose pKa is 5.25 is closest to the required pH of 5.40 is used to prepare…

Answered: If you started with 0.100 M weak acid…

If you started with 0.100 M weak acid solution, how many grams of the sodium salt of the weak base must be added to create 2.50 L of pH 5.400 buffer solution?

Chemistry

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ISBN:9781305957404

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

Chapter1: Chemical Foundations

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

(5) -
If you started with 0.100 M weak acid solution, how many grams of the sodium salt of
the weak base must be added to create 2.50 L of pH 5.400 buffer solution?
2.501x100 mol wa- 25 mol wa
IL
[CHN] [H₂0 = 1.42
[CsHsNH
PH=-15
[H]- 10¹.71
Ka=1.42
-71
now
(
C5H5NH (29) + H₂O(1) C5H₁N(aq) + H₂O*(aq)
.25mol
O
-X
(25-X)
XM
1.42 x 25 mol wa 3.55 mol CsHsNH
+X
XM

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