The correct option is ALL OF THESE.
Generally, three processes can lead to the removal of ions from solutions, these include;
1. The formation of an insoluble product, which is called precipitate.
2. The formation of either a non electrolyte or a weak electrolyte and
3. The formation of a gas product, which escapes from the solution.
The answer is B.
If you put one plant in wet soil, and one plant in dry soil, you can prove or disprove your hypothesis as the plants grow.
Typically you use experimental and control groups in an experiment. a control group is like the default, and the experimental is the one you actually experiment with.
for example if i run an experiment on the effects of food dye on a leaf stem, i’ll have my control group (the ones without food dye) to compare to the experimental group (the ones with food dye)
the control group is a way for scientists to see how an experiment truly affected or altered the subject
Answer:
Explanation:
I think it's b or d may a