A 300 mL buffer is prepared in which [HCO3- ] = 0.2 M and [CO32- ] 0.075Ma) What is the pH of this buffer (Ka HCO3- = 4.7 x 10-11) ?b) What is the pH of the buffer if 0.0100 moles of HCl are added ?c) What is the pH of the buffer if 0.0200 moles of NaOH are added ?

Name: A 300 mL buffer is prepared in which [HCO3- ] = 0.2 M and [CO32- ] 0.0
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Description: A 300 mL buffer is prepared in which [HCO3- ] = 0.2 M and [CO32- ] 0.075Ma) What is the pH of this buffer (Ka HCO3- = 4.7 x 10-11) ?b) What is the pH of the buffer if 0.0100 moles of HCl are added ?c) What is the pH of the buffer if 0.0200 moles of N

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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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A 300 mL buffer is prepared in which [HCO₃^- ] = 0.2 M and [CO₃^2- ] 0.075M

a) What is the pH of this buffer (K_a HCO₃^- = 4.7 x 10^-11) ?

b) What is the pH of the buffer if 0.0100 moles of HCl are added ?

c) What is the pH of the buffer if 0.0200 moles of NaOH are added ?

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