Chemistry · Physical and Chemical Changes
LPG is stored as a liquid inside a cylinder. Consider the two processes: Process A: It changes into a gas as it comes out of the cylinder. Process B: It is burnt to produce heat. Which of the following statements is correct regarding these changes?
- 1Process A is a physical change and Process B is a chemical change.✓
- 2Process A is a chemical change and Process B is a physical change.
- 3Both Process A and Process B are physical changes.
- 4Both Process A and Process B are chemical changes.
Correct answer
Process A is a physical change and Process B is a chemical change.
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