![ACIDS AND BASES Curd, lemon juice, orange juice and vinegar taste sour. These substances taste sour because they contain acids. The chemical nature of such substances is acidic. The word acid comes ACIDS AND BASES Curd, lemon juice, orange juice and vinegar taste sour. These substances taste sour because they contain acids. The chemical nature of such substances is acidic. The word acid comes](https://s3.ap-south-1.amazonaws.com/247-post/img/660976b0-0a92-11e9-9542-09177e540f3f.png)
ACIDS AND BASES Curd, lemon juice, orange juice and vinegar taste sour. These substances taste sour because they contain acids. The chemical nature of such substances is acidic. The word acid comes
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