Question

part E : what steps did the experimenter take to make sure that the experiment was valid and accurate?​

Answer 1

The experimenter used identical flasks and exposed them to the same light for the same amount of time in the same laboratory.

Step-by-step explanation:

Plato answer

Answer 2

Answer: The experimenter used identical flasks and exposed them to the same light for the same amount of time in the same laboratory.

Explanation: Sample Answer