Ka is a polite particle for females, it is added to the end of most Thai sentences. Only females use the Ka particle.
The male polite particle is Krup, this serve the same function as Ka but is only spoken by males.
7.2e-4
ka= 1.62 x 10^-12
5.6x10^-10
NaOH does not have a Ka because it is not an acid. Ka is the concentration of the acid, therefore non valid. It can have a Kb though. Hope this helps
if you mean why is it when [H+] = [A-] related to the Ka of a weak acid. look at the definition of Ka. Ka = [H+][A-]/[HA]
1 x 109
HNO3
100.00
weak ka ba
Ka-Keung Ceajer Chan has written: 'Market value changes and time-varying risk'
According to CRC reference data, the pKa of sulfamic acid is 1.05, giving a Ka of 11.2. This is a strong acid.
425 kA m-1