Chemistry · Physical and Chemical Changes
Liquefied Petroleum Gas (LPG) is stored as a liquid in cylinders. Consider the following processes: Process A: It changes into 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 processes?
- 1Both Process A and Process B are chemical changes.
- 2Both Process A and Process B are physical changes.
- 3Process A is a chemical change and Process B is a physical change.
- 4Process A is a physical change and Process B is a chemical change.✓
Correct answer
Process A is a physical change and Process B is a chemical change.
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