Tutor profile: Elizabeth S.
Subject: Natural Sciences
What force causes ice crystals in clouds to fall, becoming rain droplets?
2x * 7 = 70
x = 5
Subject: Basic Chemistry
Would dissolving sugar in water create a physical change or a chemical change?
A physical change. The sugar molecules have not bonded with the hydrogen and oxygen molecules, the have only become part of a solution. By allowing the water to evaporate, the sucrose crystals will still be left behind.
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