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Jerrygordon212
26.06.2019 •
Chemistry
Describe three physical changes water can go through
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Ответ:
2. Water boiling is a physical change as water molecules vibrate faster, they enter the gas phase and become water vapor.
3. Dissolving sugar in water is a physical change. The solid sugar never loses its properties, the molecules become separated by water and the sugar can easily be recovered by evaporating the water.
Ответ:
icecream-decreasing
air,cone-surounding
heat is -entering-the system
the potential energy-increasing