Question

What is the [OH-] of a solution with a pH of 3.89?

Which one is it?
7.76 x 10^-11

1.29 x 10^-4

2.11 x 10^-6

4.51 x 10^-10

Answer 1

the answer is 211106 is better than anything else about u and then let's go play with kids like that first time in the class ohh ok