Question

In an experiment, temperature and the amount of NaCl dissolved in water were studied. Researchers changed the temperature of the water to see its effects

In the amount of NaCl being dissolved.
They conducted two tests, one changing the temperature and another without changing the temperature. The temperature change affected the amount of
NaCl dissolved in water.

In this experiment the control group is…

Answer 1

The water with NaCl where the temperature didn't change

Step-by-step explanation:

A control group is a group separated from the rest of the experiment such that the independent variable being tested cannot influence the results.