Question

claculate ph of 10^-7 NaOH​

Answer 1

Answer:

7

Explanation:

You can calculate pH if you know the concentration of the NaOH.

I have taken following as example

NaOH -------> Na+ + OH-

10-7M (let's say)

pOH = -log[ OH-]

= -log [10-7]

= 7

pH + pOH = 14

pH = 14 - 7

= 7