Homework Answers
![pka of propionic acid = 4.87 using HH equation, pH = pka + log [ CH₂ COONa] Is He COOH Part-A 87+ log(0.30/12) PH = 4.87 + 0.](http://img.homeworklib.com/questions/5762e2d0-93b9-11ea-82d3-f51227347ff9.png?x-oss-process=image/resize,w_560)
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a buffer contains 0.13 mol of propionic acid and 0.30 mol of
sodium propionate in 1.20...
A buffer contains 0.11 mol of propionic acid (C2H5COOH) and 0.25 mol of sodium propionate (C2H5COONa)...
A buffer contains 0.11 mol of propionic acid (C2H5COOH) and 0.25 mol of sodium propionate (C2H5COONa) in 1.20 L. A: What is the pH of this buffer? Express the pH to two decimal places. B: What is the pH of the buffer after the addition of 0.02 mol of NaOH? Express the pH to two decimal places. C: What is the pH of the buffer after the addition of 0.02 mol of HI? Express the pH to two decimal places.
A buffer contains 0.18 mol of propionic acid (C2H5COOH) and 0.26 mol of sodium propionate (C2H5COONa) in 1.20 L. What i...
A buffer contains 0.18 mol of propionic acid (C2H5COOH) and 0.26 mol of sodium propionate (C2H5COONa) in 1.20 L. What is the pH of this buffer? What is the pH of the buffer after the addition of 0.02 mol of NaOH? What is the pH of the buffer after the addition of 0.02 mol of HI?
A buffer contains 0.19 mol of propionic acid (C2H5COOH) and 0.17 mol of sodium propionate (C2H5COONa)...
A buffer contains 0.19 mol of propionic acid (C2H5COOH) and 0.17 mol of sodium propionate (C2H5COONa) in 1.20 L.What is the pH of the buffer after the addition of 0.02 mol of HI?
A buffer contains 0.19 mol of propionic acid (C2H5COOH) and 0.22 mol of sodium propionate (C2H5COONa)...
A buffer contains 0.19 mol of propionic acid (C2H5COOH) and 0.22 mol of sodium propionate (C2H5COONa) in 1.20 L. Ka = 1.3 x 10^-5 Part A What is the pH of this buffer? Part B What is the pH of the buffer after the addition of 0.02 mol of NaOH? Part C What is the pH of the buffer after the addition of 0.02 mol of HI?
A buffer contains 0.16 mol of propionic acid (C2H5COOH) and 0.16 mol of sodium propionate (C2H5COONa)...
A buffer contains 0.16 mol of propionic acid (C2H5COOH) and 0.16 mol of sodium propionate (C2H5COONa) in 1.20 L. a) What is the pH of this buffer? b)What is the pH of the buffer after the addition of 0.01 mol of NaOH? (I got 4.77 the first time but it's not correct and im not sure why) c) What is the pH of the buffer after the addition of 0.01 mol of HI? Can you please include a step by...
A buffer solution contains 0.76 mol of propionic acid (HC3H5O2) and 0.65 mol of sodium propionate...
A buffer solution contains 0.76 mol of propionic acid (HC3H5O2) and 0.65 mol of sodium propionate (NaC3H5O2) in 3.40 L. The Ka of propionic acid (HC3H5O2) is Ka = 1.3e-05. (a) What is the pH of this buffer? pH = (b) What is the pH of the buffer after the addition of 0.18 mol of NaOH? (assume no volume change) pH = (c) What is the pH of the original buffer after the addition of 0.54 mol of HI? (assume...
A propionic acid buffer solution contains 0.12 mol of propionic acid (HC3H5O2) and 0.10 mol of...
A propionic acid buffer solution contains 0.12 mol of propionic acid (HC3H5O2) and 0.10 mol of sodium propionate in 1.00 L . What is the pH of this buffer after .010 mol of NaOH has been added? For propionic acid Ka=1.3x10^-5 a. 4.93 b. 4.89 c. 4.67 d. 5.09 e. 4.81
Part B, C Part B Please <CHM 116 ASU West Chapter-17 Homework Problem 17.28 - Enhanced...
Part B, C
Part B
Please
<CHM 116 ASU West Chapter-17 Homework Problem 17.28 - Enhanced - with Feedback 20 of 29 Review Constants | Periodic Table A buffer contains 0.19 mol of propionic acid CH COOH) and 0.28 mol of sodium propionate (C2H5COONa) in 1.20 L. What is the pH of the buffer after the addition of 0.01 mol of NaOH? Express the pH to two decimal places. You may want to reference (Pages 721 - 729) Section 17.2...
A buffer solution contains 0.120 mole of propionic acid, and 0.110 mole of potassium propionate. the...
A buffer solution contains 0.120 mole of propionic acid, and 0.110 mole of potassium propionate. the buffer solution has a total volume of 1.00 L a) Find the pH of this buffer solution. b) Find the pH of this buffer solution after the addition of 10.0 mL of 0.400 M KOH solution.
Part A Calculate the pH of 0.250 L of a 0.36 M formic acid-0.30 M sodium...
Part A Calculate the pH of 0.250 L of a 0.36 M formic acid-0.30 M sodium formate buffer. Express your answer using three significant figures. ΑΣΦ pH = > Submit Request Answer Part B After the addition of 0.0050 mol of NaOH. Assume that the volume remains constant Express your answer using three significant figures. VALO o ? pH = Submit Request Answer Part C After the addition of 0.0050 mol of HCl. Assume that the volume remains constant. Express...
Part B, C
Part B
Please
<CHM 116 ASU West Chapter-17 Homework Problem 17.28 - Enhanced - with Feedback 20 of 29 Review Constants | Periodic Table A buffer contains 0.19 mol of propionic acid CH COOH) and 0.28 mol of sodium propionate (C2H5COONa) in 1.20 L. What is the pH of the buffer after the addition of 0.01 mol of NaOH? Express the pH to two decimal places. You may want to reference (Pages 721 - 729) Section 17.2...
Part A Calculate the pH of 0.250 L of a 0.36 M formic acid-0.30 M sodium formate buffer. Express your answer using three significant figures. ΑΣΦ pH = > Submit Request Answer Part B After the addition of 0.0050 mol of NaOH. Assume that the volume remains constant Express your answer using three significant figures. VALO o ? pH = Submit Request Answer Part C After the addition of 0.0050 mol of HCl. Assume that the volume remains constant. Express...
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