This question is worth 2 points, but you can earn up to 4 po…

This question is worth 2 points, but you can earn up to 4 points for this question.  Explain what the pH scale is.(what it measures, the range of values, etc.). Write your answer using complete sentences, be specific, and include enough detail to earn up to two points.  You will earn two extra credit points if you give at least one example of a solution that is a base and one example of a solution that is an acid.