Question

What do you observe when you drop a few drops of acetic acid to a test tube containing: a. Phenophthalein b.distilled water c.Universal indicator d.Sodium bicarbonate

Answer 1

1. If we Drop some drops of acetic acid on Pink Phenophthalein then it convert it into Colourless phenolphthalein
2. if we drop some drops of acetic acid in distilled water then it involves dilution of acid which is an exothermic Reaction
3. Again if we drop some drops of acetic acid in universal indicator then it indicates its pH and show it acidic in nature
4. If we drop some drops of acetic acid in sodium bicarbonate then the product are salt and water because it involve neutrilisation reaction as sodium bicarbonate is alkaline in nature
5. These are the required answer
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