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Biology

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You observed several chemical reactions throughout the lessons in this unit. And we discussed them in class.

A. List 5 signs (observations) that indicate a chemical reaction has occurred.

B. Give 1 specific example for 2 of the signs you listed.

Answer :

jaelyn051348 jaelyn051348

Today at 10:35 PM

Answer:

1. bubbling

2. steam

3. change of color

4. change of form ( solid, liquid, gasses)

5. dizzolving

example:

1. Rock melting

2. water steaming

Explanation:

I'm trying sorry if its wrong

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