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For a science project, Janet performs four experiments that are supposed to show a chemical reaction. She displays her results in a table.

A 4-column table with 4 rows. The first column titled experiment has entries 1, 2, 3, 4. The second column titled substances has entries water + heat, vinegar + baking soda, cabbage juice + lemon juice, liquid A + liquid B. The third column titled evidence of reaction has entries gas formation, gas formation, color change, precipitate formation. The fourth column titled Chemical Reaction ? has entries yes, yes, yes, yes.

In the column titled "Chemical reaction?,” which experiment’s data should be changed to "No”?

User Gulrej
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2 Answers

5 votes

Answer:

A

Step-by-step explanation:

Thats a physical reaction not a chamical reaction.

User Atastor
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3 votes

Experiment 1, because the boiling of water is a physical reaction not a chemical reaction

User MikkaRin
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