A 0.0100 mol/L of which of the following substances is expected to have a pH much larger than 7.0 at T = 25.0C?
a) KNO3 (salt of a strong acid and a strong base)
b) NH4NO3 (salt of a strong acid and a weak base)
C c) KNO2 (salt of a weak acid and a strong base)
d) Both a and b
e) None of the above
I dont understand why the answer is C can someone break it down for me?