do all parts please i upvote sure =Consider the titration of 30.0 mL of 0.0700 M H₂NNH₂ (a weak base; K₁(a) 0.0 mLpH = 3.93(d) 15.8 mLpH =X(b) 5.3 mLpH == 3.93(e) 21.0 mLpH=X1.30e-06) with 0.100 M HBr. Calculate the pH after the following volumes of titrant have been added:(c) 10.5 mLpH =(f) 27.3 mLpH :=5.27

Henderson-Hasselbalch equation gives the relationship between the pH and pKa value of the acid. It…

Consider the titration of 30.0 mL of 0.0700 M H₂NNH₂ (a weak base; Kb = 1.30e-06) with 0.100 M HBr. Calculate the pH after the following volumes of titrant have been added: (a) 0.0 mL pH = 3.93 X (b) 5.3 mL pH = 3.93 X (c) 10.5 mL pH = X

Consider the titration of 30.0 mL of 0.0700 M H₂NNH₂ (a weak base; Kb = 1.30e-06) with 0.100 M HBr. Calculate the pH after the following volumes of titrant have been added: (a) 0.0 mL pH = 3.93 X (b) 5.3 mL pH = 3.93 X (c) 10.5 mL pH = X

Chemistry

10th Edition

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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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

do all parts please i upvote sure

=
Consider the titration of 30.0 mL of 0.0700 M H₂NNH₂ (a weak base; K₁
(a) 0.0 mL
pH = 3.93
(d) 15.8 mL
pH =
X
(b) 5.3 mL
pH =
= 3.93
(e) 21.0 mL
pH
=
X
1.30e-06) with 0.100 M HBr. Calculate the pH after the following volumes of titrant have been added:
(c) 10.5 mL
pH =
(f) 27.3 mL
pH :
=
5.27

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Step 1: Definition of Henderson-Hasselbalch equation.

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Step 2: Given values.

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Step 3: Calculation of pH at 0.0 mL.

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Step 4: Calculation of pOH when 5.3 mL acid is added.

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Step 5: Calculation of pH when 5.3 mL acid is added.

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Step 6: Calculation of pOH when 10.5 mL acid is added.

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Step 7: Calculation of pH when 10.5 mL acid is added.

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