Question

What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The...

What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10-5.

a. 6.00 × 10-1 M K(C2H5CO2)

α= ?

b. 6.00 × 10-2 M K(C2H5CO2)

α= ?

c. 6.00 × 10-11 M K(C2H5CO2)

α= ?

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

a. α = 0.0166

b. α = 0.0166

c.α ≈ 0

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
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The...
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10^-5. (c) 4.00 × 10-12 M K(C2H5CO2)
what is the fraction of association for the following potassium propionate solutions? Ignore activities. The ka...
what is the fraction of association for the following potassium propionate solutions? Ignore activities. The ka of propanoic acid. 1.34*10^-5. a. 4.00*10^-1 m k(c2h5co2) b. 4.00*10^-2 m k(c2h5co2) c. 4.00*10^-10 m k(c2h5co2)
What is the pH of a 0.30 M solution of sodium propionate, NaC 3H 5O 2,...
What is the pH of a 0.30 M solution of sodium propionate, NaC 3H 5O 2, at 25°C? (propionic acid, HC 3H 5O 2, is monoprotic and has a Ka = 1.3 × 10 –5 at 25°C.. K w = 1.01 × 10 -14 )
1) Find the pH and fraction of dissociation (α) of the following: a) 0.116 M solution...
1) Find the pH and fraction of dissociation (α) of the following: a) 0.116 M solution of the weak acid HA with Ka = 1.16 ✕ 10−5. (Assume Kw = 1.01 ✕ 10−14. Enter unrounded values.) b) 0.900 M solution of the weak base B with Kb = 9.00 ✕ 10−5. (Assume Kw = 1.01 ✕ 10−14. Enter unrounded values.)
What is the pH of a 0.5 m solution of sodium propionate, NaC3H5O2 at 25 degrees...
What is the pH of a 0.5 m solution of sodium propionate, NaC3H5O2 at 25 degrees C? (For propionic acid, HC3H5O2, Ka = 1.3 x 10-5 at 25 degrees C)
Question 1 Calculate analytical concentration for each of the following solutions: a) HCl solution, pH =...
Question 1 Calculate analytical concentration for each of the following solutions: a) HCl solution, pH = 1.34 b) Acetic acid solution, pH = 4.31 c) Sulfuric acid solution, pH = 2.21 d) Potassium hydroxide solution, pH = 12.21 Acetic acid: pKa = 4.76 Sulfuric acid: pKa,1 = strong, pKa,2 = 1.99 In water, [H3O+][OH–] = 1.00 ! 10–14 Ignore the effect of ionic strength.
Calculate the percent dissociation of each of the following solutions. (a) 0.154 M propanoic acid (HC3H5O2,...
Calculate the percent dissociation of each of the following solutions. (a) 0.154 M propanoic acid (HC3H5O2, Ka = 1.3 x10^-5) (part A solved, 0.92%dissociation) (b) a mixture containing 0.154 M HC3H5O2 and 0.154 M NaC3H5O2
Determine the pH of each of the following solutions. (a) 0.123 M propionic acid (weak acid...
Determine the pH of each of the following solutions. (a) 0.123 M propionic acid (weak acid with Ka = 1.3e-05). (b) 0.378 M hypoiodous acid (weak acid with Ka = 2.3e-11). (c) 0.688 M pyridine (weak base with Kb = 1.7e-09).
3. Using graphical solution techniques, find the equilibrium pH of the following solutions. Ignore activity corrections...
3. Using graphical solution techniques, find the equilibrium pH of the following solutions. Ignore activity corrections (Note: you will need to find the correct Ka values). (a) 10-4 M HOCl (b) 10-4 M NaF (c) 10-4 M NH4Cl (d) 10-3 M baking soda (NaHCO3) (e) 10-3 M baking powder (Na2CO3) (f) 10-3 M baker’s ammonia ((NH4)2CO3)
Calculate the percent ionization of propionic acid (C2H5COOH) in solutions of each of the following concentrations...
Calculate the percent ionization of propionic acid (C2H5COOH) in solutions of each of the following concentrations (Ka is given in Appendix D in the textbook a) 0.250 M . b 7.74×10−2 M . c 2.03×10−2 M .
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT