3. A student mixes two clear, colorless solutions and the test tube becomes warm. Has a reaction occurred? It may be possible to argue in favor of yes OR no. Defend YOUR answer.

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Note that this experiment was performed using qualitative analysis 

### Question 3: Reaction Observation

A student mixes two clear, colorless solutions and the test tube becomes warm. Has a reaction occurred? It may be possible to argue in favor of yes OR no. Defend YOUR answer.

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**Explanation:**

When two solutions are mixed, and the test tube becomes warm, an exothermic reaction might have occurred, releasing heat into the environment. An observable temperature change is a common indicator of a chemical reaction. However, it could also be due to simple mixing that creates frictional heat.

To confirm a chemical reaction, other evidence such as gas production, precipitate formation, or a color change, alongside the temperature change, would be more definitive. In this scenario, the challenge is to defend whether you believe a reaction has occurred based solely on the warming of the test tube, considering the given observable evidence.
Transcribed Image Text:### Question 3: Reaction Observation A student mixes two clear, colorless solutions and the test tube becomes warm. Has a reaction occurred? It may be possible to argue in favor of yes OR no. Defend YOUR answer. --- **Explanation:** When two solutions are mixed, and the test tube becomes warm, an exothermic reaction might have occurred, releasing heat into the environment. An observable temperature change is a common indicator of a chemical reaction. However, it could also be due to simple mixing that creates frictional heat. To confirm a chemical reaction, other evidence such as gas production, precipitate formation, or a color change, alongside the temperature change, would be more definitive. In this scenario, the challenge is to defend whether you believe a reaction has occurred based solely on the warming of the test tube, considering the given observable evidence.
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