Answer:
the controlled variable is the vinegar.
Explanation:
because the vinegar will stay as vinegar, no chemical or physical changes.
controlled variables means as you go the experiment, it will remain the same.
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Answers & Comments
Answer:
the controlled variable is the vinegar.
Explanation:
because the vinegar will stay as vinegar, no chemical or physical changes.
controlled variables means as you go the experiment, it will remain the same.