A Solution That Is 0 45 M In Nh 3 Is Also 0 45 M In Nh 4 No 3 What Is The Ph Of

A solution that is 0.45 M in NH3 is also 0.45 M in  NH4NO3. What is the pH of the solution?

I know the answer is 9.26, but I do not know how to solve. Thank you! 

Posted in Uncategorized