pH i got from previous question which was calculate the pH of a 1.00L buffer solution that is 0.100M in HF (Ka6.80*10^-4) and 0.150M in NaF. (not sure if needed but answer was 3.35pH). Please help with problem below.calculate the pH of the buffer after the addition of 10.0mL of 0.200M NaOH.

To calculate the pH of the buffer solution after the addition of NaOH, we need to consider the…

Answered: pH i got from previous question which…

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter25: Ph Measurements-buffers And Their Properties

Section: Chapter Questions

Problem 5ASA

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You have a weak acid concentration of 0.120 M and the conjugate base concentration is 0.100 M. What is the pH of this buffer? The Ka of this weak acid is 1.24x10-8 answer is 7.83, please explain how with steps
If a buffer solution contains 2.1 M acetic acid and 2.7 M sodium acetate, what is the pH of the buffer if the K, of the acetic acid is 1.8 x 10-5. Round to 2 decimal places. Your Answer: Answer
A chemistry student is studying the effect of buffers. During his experiment, he collected the following data. However, is advisor informed him that his conclusions were incorrect. What are the likely conclusions the student provided that led to his advisor telling him this? (Select all that apply) Moles of pH of pH of buffer pH of buffer HCI water added (0.10 M HA/ (0.20 M HA/ Select 2 correct answer(s) 0.10 MA) 0.20 MA) O Buffer 2 is more concentrated, so its capacity to resist to changes in pH is higher than Buffer 1. 7.00 4.74 4.74 10-6 6.00 4.74 4.74 Any concentration of HCl will decrease the pH of water, while high concentrations of HCl is needed to change the pH of a buffer. 10-5 5.00 4.74 4.74 10-4 4.00 4.74 4.74 O Buffer 1 is less concentrated, so its capacity to resist changes in pH is higher than Buffer 2. 10-3 3.00 4.74 4.74 10-2 2.00 4.66 4.70 Adding HCl will increase the pH of water, but not the pH of the buffers 10-1 1.00 2.72 4.27
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A buffer solution contains 1.7 M acetic acid and 2.6 M sodium acetate. The Ka of acetic acid is 1.8 x 10-5. What is the pH of the solution if 0.11 mol of NaOH is added to 1.00 L of the solution? (Assume there is no volume change.) Round to 2 decimal places. Your Answer: Answer
I dont know these two questions. Please answer both
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Chemistry Please help and explain. How many mL of 4.75 M HCI will you have to add to a weak base to create a buffer that has a final volume of 850.0 mL, a final concentration of 125.0 mM of the buffering components, and has a pH of 8.78? **The Ka for the conjugate acid of the weak base is 2.19 x 10^-9
A solution contains 0.312 M HA (K₂ = 2.20-10-7) and 0.680 M NaA. What is the pH of this solution? What is the pH of this solution after 0.212 mol of HCI are added to 1.00 L of this solution? What is the pH of this solution after 0.424 mol of HCI are added to 1.00 L of this solution? Question Help: Video Submit Question [11
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In lab, you will be provided with a 1.8 M acetic acid solution (CH3COOH) and solid sodium acetate trihydrate (NaOOCCH3  3H2O). You want to make 100.0 mL of a 0.5 M acetic acid buffer at pH 5.00. How many grams of sodium acetate trihydrate, and what volume (mL) of the 1.8M acetic acid solution and deionized water should you combine? The pKa of acetic acid is 4.75. Show all work.

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pH i got from previous question which was calculate the pH of a 1.00L buffer solution that is 0.100M in HF (Ka 6.80*10^-4) and 0.150M in NaF. (not sure if needed but answer was 3.35pH). Please help with problem below. calculate the pH of the buffer after the addition of 10.0mL of 0.200M NaOH.