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## Homework Statement

A strong base cane be assumed to be fully ionised in dilute solution. Use the Kw value to calculate the hydrogen ion concentration and hence the pH of a 0.15 M solution of potassium hydroxide, KOH.

## Homework Equations

## The Attempt at a Solution

Problem is, I don't know where to begin, so any advice on how to proceed or pointers would be appreciated.