Question:
1.Check the acidic/basic character of the following items using China rose as an indicator and also tell the material they contain like orange - citric acid
Orange, soap, tamarind, amla, window cleaner and ENO
Answer:
Orange- citric acid - Acid
Soap- sodium bicarbonate - basic
Tamarind- tartaric acid - Acid
Amla- Ascorbic acid- antacid- Basic
Window cleaner- Baking soda - sodium bicarbonate - Basic
ENO- sodium bicarbonate- Basic
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