![ted A buffer solution made from CH3COOH and CH3COOK has a pH of 4.37. If p K, for CH3COOH is 4.74 , what is the [CH3C00] in](http://img.homeworklib.com/questions/64a47320-cfcf-11eb-8476-a9c392e4e602.png?x-oss-process=image/resize,w_560)
Homework Answers
![Salt- For buffer solutions, Henderson Hasselbalch equation, PH apka + log CA Pka- acid dissociation Constant- [HA] - concentr](http://img.homeworklib.com/questions/66714d50-cfcf-11eb-942b-6fd4b7f3993d.png?x-oss-process=image/resize,w_560)
![Pka value for H2CO3 6.38 PH of the solution 6.11 PHapka + log | ook twa [Hlog F ₂ Co2] -> 641 = 6.38 + wg 7 Woy THCO3= 6:41 -](http://img.homeworklib.com/questions/67a325e0-cfcf-11eb-ac7e-c737b444dc35.png?x-oss-process=image/resize,w_560)
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ted A buffer solution made from CH3COOH and CH3COOK has a pH of 4.37. If p...
A buffer solution that is 0.444 M in CH3COOH and 0.444 M in CH3COOK has a...
A buffer solution that is 0.444 M in CH3COOH and 0.444 M in CH3COOK has a pH of 4.74. Addition of which of the following would increase the capacity of the buffer for added OH"? (Select all that apply.) CH3COOH pure water both CH, COOH and CH3COOK CH,COOK none of the above
The pH of a 0.156 M CH3COOH solution is 2.8. a. What is (H+) in that...
The pH of a 0.156 M CH3COOH solution is 2.8. a. What is (H+) in that solution? [H+]=( M. b. What is (CH3 C00"] [CH3C00-] = M. What is [CH3COOH) [CH3COOH] M. c. What is the value of K, for CH3COOH? Ka What is the value of pK, for CH3COOH? pK
Question 6 -- / 1 You wish to prepare a buffer containing CH3COOH with a pH...
Question 6 -- / 1 You wish to prepare a buffer containing CH3COOH with a pH of 5.44. If the pka of acetic acid is 4.74, what ratio of [CH3C00-1/[CH3COOH] must you use? 0 5.0 2 1.4 3 0.70 4 1.1 © 0.20 4 of 6 completed
Use the References to access important values if needed for this questio A buffer solution made...
Use the References to access important values if needed for this questio A buffer solution made from CH3COOH and CH, COOK has a pH of 4.43. IfpK, for CH3COOH is 4.74, what is the CH, COO in the buffer? CH3COOH [CH3COO" (CH3COOH) Submit Answer Try Another Version 10 item attempts remaining
A buffer solution that is 0.482 M in CH3COOH and 0.482 M in CH3COONa has a...
A buffer solution that is 0.482 M in CH3COOH and 0.482 M in CH3COONa has a pH of 4.74. The addition of 0.01 mol of H, 07 to 1.0 L of this buffer would cause the pH to The capacity of this buffer for added OH could be increased by the addition of 0.185 mol [Review Topics [References] Use the References to access important values if needed for this question. A buffer solution that is 0.482 M in CH3COOH and...
Part A) A buffer solution is made that is 0.304 M in H2CO3 and 0.304 M...
Part A) A buffer solution is made that is 0.304 M in H2CO3 and 0.304 M in NaHCO3. If Ka1 for H2CO3 is 4.20 x 10^-7 , what is the pH of the buffer solution? pH = Write the net ionic equation for the reaction that occurs when 0.088 mol KOH is added to 1.00 L of the buffer solution. (Use the lowest possible coefficients. Omit states of matter.) PART B) A buffer solution is made that is 0.311 M...
need all FOUR please!! please! provided Ka values if needed A buffer solution is made that...
need all FOUR please!! please! provided Ka values if
needed
A buffer solution is made that is 0.451 M in H, S and 0.451 M in NaHS. If K for H, Sis 1.00 x 10-7, what is the pH of the buffer solution? pH= Write the net ionic equation for the reaction that occurs when 0.105 mol NaOH is added to 1.00 L of the buffer solution (Use the lowest possible coefficients. Omit states of matter.) Submit Answer Retry Entire...
A 1 liter solution contains 0.373 M acetic acid and 0.497 M potassium acetate. Addition of...
A 1 liter solution contains 0.373 M acetic acid and 0.497 M potassium acetate. Addition of 0.093 moles of calcium hydroxide will: (Assume that the volume does not change upon the addition of calcium hydroxide.) Raise the pH slightly Lower the pH slightly Raise the pH by several units Lower the pH by several units Not change the pH Exceed thu ouffer capacity The pK, value for CH, COOH is 4.74. Would a buffer prepared from CH3COOH and CH,COONa with...
Question 3 (1 point) A buffer solution is made by adding 15.0 mL of a 0.50...
Question 3 (1 point) A buffer solution is made by adding 15.0 mL of a 0.50 M Na2CO3 solution to 15.0 mL of a 0.50 M NaHCO3 solution in a test tube. 2.4 mL of a 1.0 M HCl solution is added to this buffer solution. What is the final pH of the solution in the test tube? H2CO3 has Ka1 = 4.3×10-7 and Ka2 = 5.6×10-11. Question 4 (1 point) A buffer solution is made by adding 10.0 mL...
A buffer solution is made using a weak acid, HA HA , that has a p...
A buffer solution is made using a weak acid, HA HA , that has a p K a pKa of 6 6 . If the pH of the buffer is 5 5 , what is the ratio of [ A − ] [A−] to [ HA ] [HA] ?
A buffer solution that is 0.444 M in CH3COOH and 0.444 M in CH3COOK has a pH of 4.74. Addition of which of the following would increase the capacity of the buffer for added OH"? (Select all that apply.) CH3COOH pure water both CH, COOH and CH3COOK CH,COOK none of the above
The pH of a 0.156 M CH3COOH solution is 2.8. a. What is (H+) in that solution? [H+]=( M. b. What is (CH3 C00"] [CH3C00-] = M. What is [CH3COOH) [CH3COOH] M. c. What is the value of K, for CH3COOH? Ka What is the value of pK, for CH3COOH? pK
Question 6 -- / 1 You wish to prepare a buffer containing CH3COOH with a pH of 5.44. If the pka of acetic acid is 4.74, what ratio of [CH3C00-1/[CH3COOH] must you use? 0 5.0 2 1.4 3 0.70 4 1.1 © 0.20 4 of 6 completed
Use the References to access important values if needed for this questio A buffer solution made from CH3COOH and CH, COOK has a pH of 4.43. IfpK, for CH3COOH is 4.74, what is the CH, COO in the buffer? CH3COOH [CH3COO" (CH3COOH) Submit Answer Try Another Version 10 item attempts remaining
A buffer solution that is 0.482 M in CH3COOH and 0.482 M in CH3COONa has a pH of 4.74. The addition of 0.01 mol of H, 07 to 1.0 L of this buffer would cause the pH to The capacity of this buffer for added OH could be increased by the addition of 0.185 mol [Review Topics [References] Use the References to access important values if needed for this question. A buffer solution that is 0.482 M in CH3COOH and...
need all FOUR please!! please! provided Ka values if
needed
A buffer solution is made that is 0.451 M in H, S and 0.451 M in NaHS. If K for H, Sis 1.00 x 10-7, what is the pH of the buffer solution? pH= Write the net ionic equation for the reaction that occurs when 0.105 mol NaOH is added to 1.00 L of the buffer solution (Use the lowest possible coefficients. Omit states of matter.) Submit Answer Retry Entire...
A 1 liter solution contains 0.373 M acetic acid and 0.497 M potassium acetate. Addition of 0.093 moles of calcium hydroxide will: (Assume that the volume does not change upon the addition of calcium hydroxide.) Raise the pH slightly Lower the pH slightly Raise the pH by several units Lower the pH by several units Not change the pH Exceed thu ouffer capacity The pK, value for CH, COOH is 4.74. Would a buffer prepared from CH3COOH and CH,COONa with...
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