Describe four signs that a chemical reaction has taken place, and give an example of each sign.
Question
Describe four signs that a chemical reaction has taken place, and give an example of each sign.
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Solution 1
- Change in Color: This is one of the most visible signs of a chemical reaction. When two or more substances react, they often form a new substance with a different color. For example, when you mix a solution of potassium iodide with a solution of lead nitrate, a bright yellow precipitate of lead i Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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