As carbon dioxide (CO2) changes from its solid state to gaseous state, what happens to the energy and motion of the particles?
The particles gain energy and move faster
The particles lose energy and move faster
The particles lose energy and move slower
The particles gain energy and move slower
8.
When a substance undergoes a change of state, which of the following does not change:
The mass of the substance
The energy of the particles
The distance between the particles
The movement of the particles
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