4. Water with a pH of 9.5 is known to have a buffer of 120mg/L as CaCOzeq.a. Find the molar concentrations of the carbonate and bicarbonate ions{2.7 x 10-4, 1.8 x 10-3}{9.23}c. What is the maximum volume of 2% HCI that can be added to 0.12m³ of water before{38mL}b. If 25ml of 2% HCI is added to 0.12m³ of water, what is the new pH?the pH drops below 9?

TThe objective is to determine the new pH after the addition of the acid and find the maximum volume…

4. Water with a pH of 9.5 is known to have a buffer of 120mg/L as CaCO3eq. a. Find the molar concentrations of the carbonate and bicarbonate ions {2.7 x 10-4, 1.8 x 10-³} b. If 25mL of 2% HCI is added to 0.12m³ of water, what is the new pH? {9.23} c. What is the maximum volume of 2% HCI that can be added to 0.12m³ of water before the pH drops below 9? (38mL)

4. Water with a pH of 9.5 is known to have a buffer of 120mg/L as CaCO3eq. a. Find the molar concentrations of the carbonate and bicarbonate ions {2.7 x 10-4, 1.8 x 10-³} b. If 25mL of 2% HCI is added to 0.12m³ of water, what is the new pH? {9.23} c. What is the maximum volume of 2% HCI that can be added to 0.12m³ of water before the pH drops below 9? (38mL)

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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