Answer to Question #318789 in General Chemistry for ash

Question

Consider the titration of a 25.0 mL sample of 0.1 75 mol L- 1 CH3NH2 with 0. 150 mol L-1 HBr. Determine each quantity: Show all the chemical equations used.

a. the initial pH 

b. the volume of added acid required to reach the equivalence point

c. the pH at 5.0 mL of added acid

d. the pH at one-half of the equivalence point

e. the pH at the equivalence point

f. the pH after adding 5.0 mL of acid beyond the equivalence point

Answer 1

sample of 0.175 M CH3NH2 with 0.150 M HBr. Determine each quantity. a. the initial pH b. the volume of added acid required to reach the equivalence point c. the pH at 5.0 mL of added acid d. the pH at one-half of the equivalence point e. the pH at the equivalence point f. the pH after adding 5.0 mL of acid beyond the equivalence point