The pH at half neutralization fora weak acid at 20 °C and 70 °Cwas 8.5 and 10.2 respectively.Determine AH for ionization.O a. -92.25 kJ/molO b. -65.40 kJ/molO C. 125.27 kJ/molO d. -139.50 kJ/molO e. 43.52 kJ/mol

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The pH at half neutralization for a weak acid at 20 °C and 70 °C was 8.5 and 10.2 respectively. Determine AH for ionization. a. -92.25 kJ/mol b. -65.40 kJ/mol c. 125.27 kJ/mol d. -139.50 kJ/mol O e. 43.52 kJ/mol

The pH at half neutralization for a weak acid at 20 °C and 70 °C was 8.5 and 10.2 respectively. Determine AH for ionization. a. -92.25 kJ/mol b. -65.40 kJ/mol c. 125.27 kJ/mol d. -139.50 kJ/mol O e. 43.52 kJ/mol

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

The pH at half neutralization for
a weak acid at 20 °C and 70 °C
was 8.5 and 10.2 respectively.
Determine AH for ionization.
O a. -92.25 kJ/mol
O b. -65.40 kJ/mol
O C. 125.27 kJ/mol
O d. -139.50 kJ/mol
O e. 43.52 kJ/mol

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