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Science Ch 11
Lesson 6
| Term | Definition |
|---|---|
| acid | A substance that tastes sour and turn blue litmus paper red. |
| base | A substance that tastes bitter and turns red litmus paper blue. |
| neutral | Neither an acid nor base. |
| indicator | A substance such s litmus paper whose color changes when it is mixed with an acid or a base. |
| acidity | The strength of an acid. |
| alkalinity | The strength of a base. |
| pH | The scale that tell how acidic or basic a solution is |