15-04-2020
Biology

contestada

A Scientist wonders if the amount of Vitamin C that he feeds to rats will have any affect on the rats' mass. He measured both the mass of the rats and the amount of Vitamin C in grams. Identify the controlled variable.
Plsss its due in 15 mins

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esekolilian esekolilian

29-04-2020

Answer:

the controlled variable will be the mass of vitamin C the scientist has to give the rats

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