Chemistry · Matter in Our Surroundings
Which of the following combinations represent ONLY physical changes, where no change in the chemical composition of matter occurs? A: Coal changing into coal ash on burning B: Preparing a sweet drink by mixing sugar in water C: Whitewashing walls using a solution of lime and water D: Mixing salt and lemon juice in a beaker
- 1Only B and D✓
- 2Only A and B
- 3Only C and D
- 4Only A and C
Correct answer
Only B and D
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