The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

Question

Question

The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid = 1.500 M and a concentration of acetate ions = 0.500 M is closest to:

(K_a for CH₃COOH = 1.75 x 10^-5)

a) 1.038

b) 0.722

c) 0.435

d) 0.187

e) 0.500

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

The answer is given in the attachment.

Add a comment

Answer 2

Similar Homework Help Questions

You have made 1.5 L of buffer by adding just acetic acid and no acetate to...

You have made 1.5 L of buffer by adding just acetic acid and no acetate to a final concentration of 0.300 M. However, you just adjusted the pH of the solution by adding NaOH to a pH of 4.5. The Ka of acetic acid is 1.7*10^-5. What are the new concentrations of acetic acid and acetate?
1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic...

1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of HCl is added (Ka HC2H3O2 = 1.75 x 10-5). Report your answer to the hundredths place. 2) Calculate the pH of the 1L buffer composed of 500 mL 0.60 M acetic acid plus 500 mL of 0.60 M sodium acetate, after 0.010 mol of NaOH is added (Ka HC2H3O2 = 1.75...
A buffer that is a mixture of acetic acid and potassium acetate has a pH =...

A buffer that is a mixture of acetic acid and potassium acetate has a pH = 5.22. The molar ratio of the conjugate base to weak acid in this buffer is? (acetic acid Ka = 1.8 x 10-5 ) A. 1:3 B. 1:5 C. 3:1 D. 1:1 E. 5:1

What is the pH of a 0.3M acetic acid and 0.3M sodium acetate buffer solution after...

What is the pH of a 0.3M acetic acid and 0.3M sodium acetate buffer solution after adding 0.1M NaOH? (Ka = 1.75*10^-5)
calculate the buffer capacity of an acetate buffer made with 50mL 0.4M acetic acid and 0.4M...

calculate the buffer capacity of an acetate buffer made with 50mL 0.4M acetic acid and 0.4M sodium acetate. it's initial pH was 4.67 and adding 0.2M of NaOH to a 20mL sample of the acetate buffer. then find the buffer capacity when adding 0.2M HCl to a 20mL sample of the acetate buffer.
What is the pH of a buffer prepared by adding 6.0 mol of acetic acid and...

What is the pH of a buffer prepared by adding 6.0 mol of acetic acid and 1 mol of NaOH to water to make a 1.0-L solution? Ka for acetic acid is 1.75*10-5 and its pKa is 4.76.

a buffer solution of pH =5.30 can be prepared by dissolving acetic acid and sodium acetate...

a buffer solution of pH =5.30 can be prepared by dissolving acetic acid and sodium acetate in water. How many moles of sodium acetate must be added to 1 L of 0.25 M acetic acid to prepare the buffer? Ka(CH3COOH)=1.8 x 10^-5
A buffer solution is 0.78 M in acetic acid and 0.22 M in sodium acetate. Calculate...

A buffer solution is 0.78 M in acetic acid and 0.22 M in sodium acetate. Calculate the solution pH after adding 0.80 g of solid NaOH to 100.0 mL of the buffer solution. Ka of acetic acid is 1.8  10−5 . Assume negligible volume change.
DATA AND CALCULATION Preparation and Base Buffer Capacity of Buffer A Mass of sodium acetate used...

DATA AND CALCULATION Preparation and Base Buffer Capacity of Buffer A Mass of sodium acetate used 0.3730g Actual pH of the buffer 5.27 Volume of the buffer used in buffer capacity titration 20.0 mL Volume (mL) of standardized NaOH used to change the pH by 1 unit 17.5 mL Concentration of standardized NaOH 0.100M Moles of NaOH needed to change the pH by 1 unit for the buffer 0.00095 mol The buffer capacity as moles of base per Liter buffer...

A) A buffer containing acetic acid and sodium acetate has a pH of 5.45. The Ka...

A) A buffer containing acetic acid and sodium acetate has a pH of 5.45. The Ka value for CH3CO2H is 1.80 × 10-5. What is the ratio of the concentration of CH3CO2H to CH3CO2-? [CH3CO2H]/[ CH3CO2-] = _________ B) What is the pH change when 29.6 mL of 0.117 M NaOH is added to 95.4 mL of a buffer solution consisting of 0.123 M NH3 and 0.179 M NH4Cl (Ka for ammonium ion is 5.6x10^-10.) pH change =_______

The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

Homework Answers

Add Answer to:
The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

Post as a guest

Earn Coins

You have made 1.5 L of buffer by adding just acetic acid and no acetate to...

1) Calculate the pH of the 1L buffer composed of 500 mL of 0.60 M acetic...

A buffer that is a mixture of acetic acid and potassium acetate has a pH =...

What is the pH of a 0.3M acetic acid and 0.3M sodium acetate buffer solution after...

calculate the buffer capacity of an acetate buffer made with 50mL 0.4M acetic acid and 0.4M...

What is the pH of a buffer prepared by adding 6.0 mol of acetic acid and...

a buffer solution of pH =5.30 can be prepared by dissolving acetic acid and sodium acetate...

A buffer solution is 0.78 M in acetic acid and 0.22 M in sodium acetate. Calculate...

DATA AND CALCULATION Preparation and Base Buffer Capacity of Buffer A Mass of sodium acetate used...

A) A buffer containing acetic acid and sodium acetate has a pH of 5.45. The Ka...

The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

Homework Answers

Add Answer to: The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...

Post as a guest

Earn Coins

Add Answer to:
The buffer capacity of adding NaOH to a mixture that has a concentration of acetic acid...