Chemistry · May / June 2021 · Paper 12 · Question 6
Which statement about states of matter is correct?
- AWhen a liquid freezes it becomes a solid and energy is released to the surroundings.
- BWhen a liquid reaches its boiling point it becomes a gas. This process is called evaporation.
- CWhen a solid changes directly to a gas the process is called condensation.
- DWhen a solid melts the particles get further apart and have less energy.
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Correct answer: A. When a liquid freezes it becomes a solid and energy is released to the surroundings.
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