Scelta multipla
Which of the following best explains why the dissolving of sugar in water is considered a physical change?
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1. Intro to General Chemistry
Physical & Chemical Changes
Scelta multipla
Which term describes the process by which a gas changes directly into a solid?
A
Melting
B
Condensation
C
Sublimation
D
Deposition
Guida verificata passo dopo passo1
Understand the phase changes between states of matter: solid, liquid, and gas.
Recall that melting is the process where a solid changes into a liquid.
Know that condensation is the process where a gas changes into a liquid.
Recognize that sublimation is the process where a solid changes directly into a gas without passing through the liquid phase.
Identify that the reverse of sublimation, where a gas changes directly into a solid without becoming a liquid first, is called deposition.
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