Question

A sol'n was prepared by measuring out 6.2g of NaC7H5O2 with 2.25g of HC7H5O2, and it...

A sol'n was prepared by measuring out 6.2g of NaC7H5O2 with 2.25g of HC7H5O2, and it was dissolved in 750 mL of water. Ka for HC7H5O2 = 6.61 x 10^-5 What is the pH of this sol'n?

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
Consider the titration of a 25.0 −mL sample of 0.110 M HC7H5O2 with 0.120 M KOH....
Consider the titration of a 25.0 −mL sample of 0.110 M HC7H5O2 with 0.120 M KOH. Determine each of the following. The Ka of HC7H5O2 is 6.5 × 10−5. Part A: the pH at 5.00 mL of added base pH= ?
What mass of benzoic acid, HC7H5O2, would you dissolve in 400.0 mL of water to produce...
What mass of benzoic acid, HC7H5O2, would you dissolve in 400.0 mL of water to produce a solution with a pH = 2.80? HC7H5O2+H2O⇌H3O++C7H5O−2Ka=6.3×10−5
A 1.00 L buffer solution is 0.150 M in HC7H5O2 and 0.25 M in LiC7H5O2. Calculate...
A 1.00 L buffer solution is 0.150 M in HC7H5O2 and 0.25 M in LiC7H5O2. Calculate the pH of the solution after the addition of 100.0 mL of 1.00 M HCl. The Ka for HC7H5O2 is 6.5x10^-5
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L....
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L. What is the pH of the solution after 2.00 g NaOH is added? The Ka for HC7H5O2 is 6.3 × 10-5. If 0.02 moles of HCl was added to the solution described in Question 2, what change do you expect to occur in the pH? Calculate the milligrams of Ag2CO3 in 250 mL of a saturated solution of Ag2CO3. The Ksp of Ag2CO3 is...
Calculate the pH when 15.0 mL of 0.20 M benzoic acid (HC7H5O2, Ka = 6.5 ×10–5)...
Calculate the pH when 15.0 mL of 0.20 M benzoic acid (HC7H5O2, Ka = 6.5 ×10–5) is titrated with 20.0 mL of 0.15 M sodium hydroxide (NaOH). The answer is 8.56 but I do not know how to get to that point.
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L....
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L. What is the pH of the solution after 2.00 g NaOH is added? The Ka for HC7H5O2 is 6.3 × 10-5.
Kathy weighed out 6.20 grams of sodium benzoate, NaC7H5O2 along with 2.25 grams of benzoic acid,...
Kathy weighed out 6.20 grams of sodium benzoate, NaC7H5O2 along with 2.25 grams of benzoic acid, HC7H5O2, and dissolved it together in 750.0 mL of water. What is the pH of this solution if Kathy adds 1.50 mL of 1.0 M HCl to 20.00 mL of this solution? (no clue on how to do this, please show me)
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L....
A solution has 0.100 M HC7H5O2 and 0.200 M Ca(C7H5O2)2. The solution volume is 5.00 L. What is the pH of the solution after 2.00 g NaOH is added? The Ka for HC7H5O2 is 6.3 × 10-5. If 0.02 moles of HCl was added to the solution described above, what change do you expect to occur in the pH?
A new solution is prepared by dissolving 1.50 g of sodium benzoate, NaC6H5CO2 (MW=144 g/mol), in...
A new solution is prepared by dissolving 1.50 g of sodium benzoate, NaC6H5CO2 (MW=144 g/mol), in 300 ml of water. Write the relevant chemical reaction and calculate the pH of this solution. Ka = 6.31 x 10-5
#21 Calculate the pH of a solution prepared by mixing 49.0 mL of butyric acid, HC4H7O2...
#21 Calculate the pH of a solution prepared by mixing 49.0 mL of butyric acid, HC4H7O2 , with 6.15g of KOH in water. The following data about butyric acid may be helpful: density = 0.9595 g/mol; Ka = 1.54 x 10-5
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT