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Chemistry 9 Online
OpenStudy (anonymous):

savanna is conducting an experiment if the color or water affect its cooling rate. in the experiment she adds food dye cups of hot water. which cup is the control? A. the cup with red food dye B. the cup with blue food dye. C. the cup with all of food dyes combined D. the cup with no food dye

OpenStudy (unklerhaukus):

D. the cup with no food dye is the control

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