Saturday
December 20, 2014

Homework Help: Chemistry

Posted by emily on Tuesday, December 11, 2012 at 12:02am.

Hi, i'm really desperate! could anyone please help me with this question, I'm stumped.

'A buffer is prepared by mixing a 100.omL of a 0.100 M NH3 solution with a 0.200M solution of NH4CL solution and making the total volume up to 1.000L of water. What is the volume of NH4Cl solution required to achieve a buffer at ph=9.5? Ka of NH4=5.6x10^-10. The textbook says the answer is 28.1mL.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry PLEASE HELP!!! - 'A buffer is prepared by mixing a 100.omL of a 0.100 ...
Chemistry - A buffer solution is prepared by mixing 50.0 mL of 0.300 M NH3 with ...
Chemistry - Which of the following mixtures will result in the formation of a ...
chemistry - 3. a) Calculate the pH of the buffer solution prepared by mixing 40...
Chemistry - A solution is prepared by mixing 100 mL of 0.500 M NH3 and 100 mL ...
Chemistry - A solution is prepared by mixing 100 mL of 0.500 M NH3 and 100 mL ...
chemistry - Will this solution form a buffer? 100 mL of .10 M NH3; 100 mL of .15...
chemistry - A buffer solution contains 0.200 M NH3 and 0.250 M NH4Cl. What is ...
Chemistry - Calculate the change in pH when 5.00 mL of 0.100 M HCl(aq) is added ...
CHEMISTRY - a) Calculate the change in pH when 4.00 mL of 0.100 M HCl(aq) is ...

Search
Members