Homework Soursethe pH of a 012 M solution of a weak base is 1030 What is th
the pH of a 0.12 M solution of a weak base is 10.30. What is the value of pKb for this weak base?
Solution
pOH=14-10.3
=3.7
so [OH-]=10^-3.7
=2*10^-4
so, Kb=(2*10^-4)^2/(0.12-2*10^-4)
=3.34*10^-7
![the pH of a 0.12 M solution of a weak base is 10.30. What is the value of pKb for this weak base?SolutionpOH=14-10.3 =3.7 so [OH-]=10^-3.7 =2*10^-4 so, Kb=(2*10](/WebImages/44/the-ph-of-a-012-m-solution-of-a-weak-base-is-1030-what-is-th-1137763-1761609412-0.webp "the pH of a 0.12 M solution of a weak base is 10.30. What is the value of pKb for this weak base?SolutionpOH=14-10.3 =3.7 so [OH-]=10^-3.7 =2*10^-4 so, Kb=(2*10")
