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1. Differentiate hydrate and anhydrous salts with examples.
The salts that are known as hydrated salts. The salts that are called anhydrous salt. They are generally found as powders.
2. Give the tests to identify acids and bases.
Test for acids and bases:
i.Litmus test: Acids convert , while base or alkali converts .
ii.Phenolphthalein test: Phenolphthalein is colourless in . The colour of phenolphthalein in a is pink.
(iii). Methyl orange test: Methyl orange is in an acid medium. Methyl orange appears in a basic medium.
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