Determine the PH for for the following solution

Question

[OH^-]=1.0*10^-7M

Answer 1

Use the formula

 

pH + pOH = 14

 

pOH = -log[OH^-] = -log(1.0 x 10^-7) = -(-7) = 7

 

pH = 14 - pOH = 14 - 7 = 7

 

pH = 7

 

Note:  To be technically correct, use "pH" in the nomenclature, not "PH."