Acids and Bases

Chemistry Tutorial

Acids and Bases

Intro

In the pH scale, there are acids and bases from 0 to 14. The acids are from 0 to less than 7. The nases are from more than 7 to 14. However, there are even stronger acids and bases that goes below 0 and above 14. If you use a litmus paper, red represents the acidic region, and blue represents the basic region. There is one item that is neither an acid nor a base, which has the pH of 7.

Sample Problem

What is the object that has the pH of 7?

Solution

Water has the pH of 7 or pH neutral.



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