Sunday
April 20, 2014

Homework Help: Chemistry

Posted by Karie on Wednesday, February 8, 2012 at 6:17pm.

Calculate the pH of the following buffer solutions:
a) a solution made by dissolving 2.733g KH2PO4 and 4.508g K2HPO4 in water to give 250 ml of solution.

b)a solution made by mixing 35.00 ml 0.24 M C6H5NH2 with 15.00 ml 0.19 M C6H5NH3CL. The base dissociation constant Kb is 4.00 X 10^-10 for C6H5NH2. Assume that the final volume is the sume of the volumes of the two solutions that are mixed.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - A buffer is made by combining 3.50 L of 0.200M butylamine, C4H9NH2 ...
chemistry - A buffer is made by combining 3.50 L of 0.200M butylamine, C4H9NH2 ...
college chemistry - How do you calculate the pH when the following substances ...
college chemistry - How do you calculate the pH difference when the following ...
chemistry - How do you calculate the pH when the following substances are added ...
Chemistry - Calculate the pH of the 0.20 M NH3/0.25 M NH4Cl buffer. I calculated...
chem - a buffer is made by adding 150 ml of .595M BaF2 and 0f .500M of HF ...
Chemistry - A buffer is created by mixing equal concentrations of NH4+ and NH3. ...
chemistry - acetic acid: 0.1 M 30ml hydrochloric acid 0.1 M 5 ml sodium ...
Chemistry - Calculate the molar hydroxide ion concentration of each of the ...

Search
Members