The experimental control is the standard used as a comparison for the experimental groups.
For example, you may be trying to find out how different types of disinfectants affect bacterial growth. The control group would receive <em>no</em> disinfectant whereas the experimental groups would be the ones on which the disinfectants were tested.
Hope this makes sense!
Explanation:
The scientific method involves making observations and asking questions. Scientists form hypotheses based on these observations and then develop controlled experiments to collecting and analyze data. Using this data, they are able to draw conclusions and form questions for new scientific research.
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Answer:
H
Explanation:
Example,
HCl for hydrochloric acid
H2SO4 for sulphuric acid
HNO3 for nitric (v) acid
Answer:
The answer to your question is:
Explanation:
1 . homogeneous a substance maintaining a uniform appearance throughout 2 . miscible the ability of liquids to be mixed together
3 . immiscible two liquids that will not mix with one another
4 . heterogeneous a mixture consisting of visibly different substances or phases
