the volume of HCL and acetic acid is 250 mL Solution A: 1.7 x 10-5 M HCISolution B: 3.40 8 of CH3C0ON..3H20 in 250 mL of 0.1 MCH3COOH (Buffer solution) 0.IM NAOH and methyl red indicatorsolutionstepsobserationpHSolution A Addition of a few drops the colour changes from clear to pink 4.68of methylred(HCL)Addition of 10 drops of The colour change from clear to pink 4.730.1 M NaOHSoluion BAddition of a few drops The colour change from pink to clear 9.89of methylred(buffer solution)Addition of 10 drops of0.1 M NaOHThe colour stays the same4.73a)Calculate the theoretical pH of the HCI solution before andafter addition of ten drops of 0.1 M NAOH solution. Compare thetheoretical and experimental pH values of the HCI solution.b)Calculate the theoretical pH of the acetate buffer solutionbefore and after addition of ten drops of 0.1 M Na0H solution.Compare the theoretical and experimental pH values of thebuffer solution.c)Predict the change in pH if ten drops of 0.1 M HCI solution isadded to the above buffer solution. Explain your answer.

Buffer is a solution that resists change in pH when small amount of strong acid is added to it.…

a)Calculate the theoretical pH of the HCI solution before and after addition of ten drops of 0.1 M NaOH solution. Compare the theoretical and experimental pH values of the HCI solution. b)Calculate the theoretical pH of the acetate buffer solution before and after addition of ten drops of 0.1 M NAOH solution. Compare the theoretical and experimental pH values of the buffer solution. c)Predict the change in pH if ten drops of 0.1 M HCI solution is added to the above buffer solution. Explain your answer.

a)Calculate the theoretical pH of the HCI solution before and after addition of ten drops of 0.1 M NaOH solution. Compare the theoretical and experimental pH values of the HCI solution. b)Calculate the theoretical pH of the acetate buffer solution before and after addition of ten drops of 0.1 M NAOH solution. Compare the theoretical and experimental pH values of the buffer solution. c)Predict the change in pH if ten drops of 0.1 M HCI solution is added to the above buffer solution. Explain your answer.

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter12: Spectrochemical Methods

Section: Chapter Questions

Problem 15P

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