Chemistry, 23.07.2020 03:01 AriaMartinez
A student is conducting their science experiment on the effect of caffeine on
dogs. He has 3 groups of test subjects. The 1st group of dogs receives plain
water. The 2nd group of dogs receives 10 mg of caffeine each, and the 3rd group
receives 50 mg of caffeine each. He will measure their activity levels by
recording how long each dog runs without stopping, after giving them the pills.
What is the dependent variable in this experiment?
A. The amount of dogs tested.
B. The dogs that receive water.
C. The amount of caffeine given.
D. The amount of activity.
Answers: 2
Chemistry, 22.06.2019 10:40, trinityanne1738
Asolid that forms and separates from a liquid mixture is called
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Chemistry, 22.06.2019 14:00, daniel1480
Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .
Answers: 1
A student is conducting their science experiment on the effect of caffeine on
dogs. He has 3 groups...
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