Question

A solution has a hydroxide ion concentration of 0.001 M. What is the pH of the solution?Group of answer choices37111314

Answer 1

pOH = - log10[OH-]

pOH= −log10(1×10−3)

pOH = 3

we know that :

pH+ pOH=14

pH =14 - pOH

therefore pH=14−3

= 11

The pH of the solution is 11