the controlled variables are, timing of adding ice, water used, and amount of sugar. the dependant variables are, daily temperature, and amount of lemon juice. the independent variable is, number of glasses sold. hope it helps
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ANSWER:
D
EXPLANATION:
Both of their temperatures stay about the same throughout the experiment.
NaOH is not a compound because it contains three instead of two.
I Think The answer is a or c Try Those options if There wrong I’ll fix Them for you To be sure you get The right answer Message Me if I’m wrong
