What is the (a) H+ ion concentration, (b) pH, (c) OH- ion concentration, and (d) pOH of a 0.001 M solution of HCl?

1 answer

See your first question. Done the same way for pH.
For pOH, solve for pH, then pH + pOH = 14
(H^+) for strong acids like HNO3 and HCL, the H^+ = HCl or HNO3