Which of the following Ka values represents the weakest acid
A: Ka=1.82x10^-1
B: Ka=3.24x10^-7
C: Ka=1.29x10^-4
D: Ka=1.62x10^-12

Ka = 1.62x10^-12

Explanation:

The smaller the number the weaker it is. If Ka > 0 it is a strong acid, if Ka < 0 it is a weak acid. I also just took the test.

a) the particles of the chair are strongly held together.

the objects have the same charge is correct.

nathan lee