Question

Find the pH level, to the nearest tenth, of a liquid with [H+] about 6.5*10^-3
a.-3.8
b.3.8
c.2.2
d.3.0

Answer 1

pH = -log(H+)

pH = -log(6.5*10^(-3))

pH = -(-2.187)

pH= 2.187

pH = 2.2


So the pH is 2.2, which makes the answer choice C

Answer 2

thanks for working it out.

Answer 3

sure thing