IMPORTANT equations Flashcards
1
Q
Gibbs free energy
A
delta H - T delta S
2
Q
[H+] [OH-] =
A
1/0 x 10^-14 M
3
Q
H+ and pH
A
pH = -log10 [H+]
4
Q
dissociation of acid constant
A
[H+] [A-] / HA where HA is the weak acid and A- is the conjugate base
5
Q
equation for pH of any aqueous solution
A
[H+] [OH-] = 1.0 x 10^-14 M
6
Q
pKa =
A
-logKa
7
Q
disassociation of water
A
[H+] [OH-] / H2O
8
Q
h-h equation
A
pH = pKa + log (A-/HA) where A- = CB and HA is weak acid
