Question

A buffer contains 0.11 mol of propionic acid (C2H5COOH) and 0.29 mol of sodium propionate (C2H5COONa)...

A buffer contains 0.11 mol of propionic acid (C2H5COOH) and 0.29 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 0.02 mol of NaOH?

C)What is the pH of the buffer after the addition of 0.02 mol of HI?

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A. Consider a buffer solution that is 0.30M propionic acid and 0.40M sodium propionate. Ka (propionic...
A. Consider a buffer solution that is 0.30M propionic acid and 0.40M sodium propionate. Ka (propionic acid )=1.3x105 a. Calculate the [H+], {OH-] and pOH for this buffer b. Calculate the pH of this buffer after adding 20ml of 2.0M NaOH to 1.0L of the solution (Hint: 1.0L + 20ml = 1.0L according to the rules of addition for significant figues)
1. A buffer is made by mixing 1.250 mol formic acid, HCOOH, with 0.750 mol sodium...
1. A buffer is made by mixing 1.250 mol formic acid, HCOOH, with 0.750 mol sodium formate, HCOONa in enough water for a total volume of 1.00L. The Ka of formic acid is 1.87 x 10-4 a. What is the pH of this buffer? b. If 0.075 mol HCl is added to this buffer, what is the pH of the resulting buffer? (assume no volume changes) c. If 0.055 mol NaOH is added to this buffer, what is the pH...
A buffer solution contains 0.52 mol of hypochlorous acid (HClO) and 0.39 mol of sodium hypochlorite...
A buffer solution contains 0.52 mol of hypochlorous acid (HClO) and 0.39 mol of sodium hypochlorite (NaOCl) in 3.00 L. The Ka of hypochlorous acid (HClO) is Ka = 3e-08. (a) What is the pH of this buffer? pH =__________. (b) What is the pH of the buffer after the addition of 0.21 mol of NaOH? (assume no volume change) pH = ___________. (c) What is the pH of the original buffer after the addition of 0.20 mol of HI?...
A buffer solution contains 0.27 mol of ascorbic acid (HC6H7O6) and 0.76 mol of sodium ascorbate...
A buffer solution contains 0.27 mol of ascorbic acid (HC6H7O6) and 0.76 mol of sodium ascorbate (NaC6H7O6) in 8.20 L. The Ka of ascorbic acid (HC6H7O6) is Ka = 8e-05. (a) What is the pH of this buffer? pH =    (b) What is the pH of the buffer after the addition of 0.08 mol of NaOH? (assume no volume change) pH =   (c) What is the pH of the original buffer after the addition of 0.39 mol of HI? (assume...
A buffer solution contains 0.11 mol of acetic acid and 0.14 mol of sodium acetate in...
A buffer solution contains 0.11 mol of acetic acid and 0.14 mol of sodium acetate in 1.00 L. Part A What is the pH of this buffer? Express your answer using two significant figures. pH = 4.8 Part B What is the pH of the buffer after the addition of 2×10−2 mol of KOH? Express your answer using two significant figures. pH = Part C What is the pH of the buffer after the addition of 2×10−2 mol of HNO3?...
A buffer solution contains 0.56 mol of ascorbic acid (HC6H7O6) and 0.54 mol of sodium ascorbate...
A buffer solution contains 0.56 mol of ascorbic acid (HC6H7O6) and 0.54 mol of sodium ascorbate (NaC6H7O6) in 5.70 L. The Ka of ascorbic acid (HC6H7O6) is Ka = 8e-05. (a) What is the pH of this buffer? (b) What is the pH of the buffer after the addition of 0.10 mol of NaOH? (assume no volume change) (c) What is the pH of the original buffer after the addition of 0.30 mol of HI? (assume no volume change)
A buffer solution contains 0.54 mol of boric acid (H3BO3) and 0.89 mol of sodium dihydrogen...
A buffer solution contains 0.54 mol of boric acid (H3BO3) and 0.89 mol of sodium dihydrogen borate (NaH2BO3) in 4.80 L. The Ka of boric acid (H3BO3) is Ka = 5.8e-10. (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 0.12 mol of HI?...
A propionic acid (CH3CH2COOH) buffer is prepared by adding 0.15 moles of propionic acid and 0.10...
A propionic acid (CH3CH2COOH) buffer is prepared by adding 0.15 moles of propionic acid and 0.10 moles of sodium propionate (NaCH3CH2COO) to water to make 1.20 L of solution. The Ka of propionic acid is 1.3 x 10-5.   Then 2.5 mL of 1.00 M KOH is added. What is the new pH?
A buffer solution contains 0.78 mol of hydrogen peroxide (HOOH) and 0.32 mol of sodium hydrogen...
A buffer solution contains 0.78 mol of hydrogen peroxide (HOOH) and 0.32 mol of sodium hydrogen peroxide (NaOOH) in 7.30 L. The Ka of hydrogen peroxide (HOOH) is Ka = 2.4e-12. do not round any numbers (a) What is the pH of this buffer? pH =   (b) What is the pH of the buffer after the addition of 0.21 mol of NaOH? (assume no volume change) pH =   (c) What is the pH of the original buffer after the addition...
A buffer solution (pH 4.74) contains acetic acid (0.05 mol/L) and sodium acetate (0.05 mol/L) i.e....
A buffer solution (pH 4.74) contains acetic acid (0.05 mol/L) and sodium acetate (0.05 mol/L) i.e. it is a 0.1M acetate buffer. Calculate the pH after addition of 2 mL of 0.025M hydrochloric acid to 10 mL of the buffer.​
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT