A student observes several reactions. Describe one observation the student might make that would indicate a chemical reaction has taken place.
Question
Solution 1
A student might observe a change in color. For example, if two clear solutions are mixed together and the resulting solution is a different color, this is a strong indication that a chemical reaction has occurred.
Another observation could be the formation of a precipitate. A precipitate is a soli Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.
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