Question #98213 Chemistry Acids and Bases pH calculations 1 Answer A.Raz · Stefan V. Apr 14, 2017 pH #= 11# basic solution Explanation: #-log ("Concentration of OH"^-)= "pOH"# #14 - "pOH= pH"# So #-log(1 xx 10^-3)= 3# #14-3=11# This is a basic solution. Answer link Related questions How do you determine ph of a solution? How do you determine pH at an equivalence point? How do you determine pH from molarity? What does alkalinity mean? What is a base? How do acid base indicators change color? What is a neutral pH? How does alkalinity affect pool water? Why is pH important in drinking water? How can I calculate the pH of a solution? See all questions in pH calculations Impact of this question 2317 views around the world You can reuse this answer Creative Commons License