Answered: Consider the titration of 250.0 mL of…

Consider the titration of 250.0 mL of 0.150 M HNO3 by 0.55 M NaOH. 1) Calculate the pH after 50.0 mL of NaOH has been added. 2) What volume of NaOH must be added so that the pH = 7.00?

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

Consider the titration of 250.0 mL of 0.150
M HNO3 by 0.55 M NaOH.
1) Calculate the pH after 50.0 mL of NaOH
has been added.
2) What volume of NaOH must be added so
that the pH = 7.00?

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Step 1: Defining pH

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Step 2: Calculation for moles of nitric acid and NaOH used!

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Step 3: Finding out the remaining concentration of nitric acid!

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Step 4: Calculation for pH after addition of 50.0 mL NaOH

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Step 5: Calculation for volume of NaOH required to reach the equivalence point!

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