Question

A 215−mL solution of NaCl was electrolyzed for 6.20 min. If the pH of the final...

A 215−mL solution of NaCl was electrolyzed for 6.20 min. If the pH of the final solution was 12.24, calculate the average current used?

___A

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 405- mL soution of NaCl was electrolyzed for 8.00 min. If the pH of the...
a 405- mL soution of NaCl was electrolyzed for 8.00 min. If the pH of the final solution was 12.09 calculate the average current used. _____A
3. A 265 mL solution of NaCl was electrolyzed for 6.90 min. If the pH of...
3. A 265 mL solution of NaCl was electrolyzed for 6.90 min. If the pH of the final solution was 12.02, calculate the average current used? = __________________A 4. What is the standard emf of a galvanic cell made of a Pb electrode in a 1.0 M Pb(NO3)2 solution and a Al electrode in a 1.0 M Al(NO3)3 solution at 25C? Ecell= _____________________V
A solution of AgNO3 is electrolyzed by passing 144 A of current for 102 min. What...
A solution of AgNO3 is electrolyzed by passing 144 A of current for 102 min. What mass of silver plates out? Want to see how it is worked.
Part A For 550.0 mL of pure water, calculate the initial pH and the final pH...
Part A For 550.0 mL of pure water, calculate the initial pH and the final pH after adding 0.010 mol of HCl . Part B For 550.0 mL of a buffer solution that is 0.155 M in HC 2 H 3 O 2 and 0.140 M in NaC 2 H 3 O 2 , calculate the initial pH and the final pH after adding 0.010 mol of HCl . Part C For 550.0 mL of a buffer solution that is...
A) For 480.0 mL of pure water, calculate the initial pH and the final pH after...
A) For 480.0 mL of pure water, calculate the initial pH and the final pH after adding 0.010 mol of HCl. Express your answers using two decimal places separated by a comma. B) For 480.0 mL of a buffer solution that is 0.150 M in HC2H3O2 and 0.135 M in NaC2H3O2, calculate the initial pH and the final pH after adding 0.010 mol of HCl. Express your answers using two decimal places separated by a comma. C) For 480.0 mL...
A sample 25.0 mL of an NaCl solution is diluted to a final volume of 125.0...
A sample 25.0 mL of an NaCl solution is diluted to a final volume of 125.0 mL of 0.200 M NaCl.What was concentration of the original NaCl solution?How many moles of solute are pipetted from the original solution?How many moles of solute are in the dilute solution? How many moles of product, KHCO3 will be produced when1.0 mol of K2O reacts with 1.0 mol H2O and 1.0 mol of CO2?K2O + H2O + 2 CO2 à 2 KHCO3 h) A...
5. (6 pts) The pH of an acetic acid (CH3COOH) solution is 6.20. Calculate the concentration...
5. (6 pts) The pH of an acetic acid (CH3COOH) solution is 6.20. Calculate the concentration of hydronium ion (H3O+, in M) in this solution. (Ka = 1.8 x 10–5) 3 For questions 6-8, consider the titration of of 5.00 mL of 0.450 M HBr using 0.120 M NaOH as the Btrant. 6. (6 pts) Calculate the volume of 0.120 M NaOH that must be added in order to reach the equivalence point.
100 ml of a solution of physiological saline (0.92% NaCl by weight) is diluted by the...
100 ml of a solution of physiological saline (0.92% NaCl by weight) is diluted by the addition of 210 ml of water. what is the osmotic pressure of the final solution at 37 degrees Celsius? Assume that NaCl dissociates completely into Na+ and Cl-.
For each solution, calculate the initial pH and the final pH after adding 0.020 mol of...
For each solution, calculate the initial pH and the final pH after adding 0.020 mol of HCl. B.) 520.0 mL of a buffer solution that is 0.120 M in HC2H3O2 and 0.100 M in NaC2H3O2 pHinitial = pHfinal = C.) 520.0 mL of a buffer solution that is 0.150 M in CH3CH2NH2 and 0.130 M in CH3CH2NH3Cl pHinitial = pHfinal =
Calculate the percent strength of a 200mL solution containing 350 milliosmoles of NaCl. (MW of NaCl...
Calculate the percent strength of a 200mL solution containing 350 milliosmoles of NaCl. (MW of NaCl = 58.5)? You are trying to prepare 730 mL of a solution containing 145 mEq/L of NaCl (MW = 58.5), how many milligrams of NaCl should be used in preparing that solution? Calculate the number of milliosmoles of anhydrous dextrose in 2750 mL of 7% w/v solution of anhydrous dextrose (MW = 180) in water?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT