Question

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What effect does temperature have on the dissolution rate of sugar in
water?
Hypothesis:
Eating chocolates may cause pimples.​

Answer 1

Sugar dissolves faster in hot water than it does in cold water because hot water has more energy than cold water. When water is heated, the molecules gain energy and, thus, move faster. As they move faster, they come into contact with the sugar more often, causing it to dissolve faster.

Due to the oil in chocolate causes pimple