Chemistry · Physical and Chemical Changes
Liquified Petroleum Gas (LPG) exists as a liquid inside a cylinder. When it comes out from the cylinder, it becomes a gas (Process A), and then it burns in the air (Process B). Which of the following statements is correct regarding these processes?
- 1Neither process A nor process B is a chemical change.
- 2Both processes A and B are chemical changes.
- 3Process B is a chemical change.✓
- 4Process A is a chemical change.
Correct answer
Process B is a chemical change.
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