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An experiment is performed in which a crystalline substance is added to a beaker filled with room-temperature water. The following observations were made: 1. The crystals dissolve.2. A precipitate forms.
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An experiment is performed in which a crystalline substance is added to a beaker filled with room-temperature water. The following observations were made: 1. The crystals dissolve.2. A precipitate forms.3. The bottom of the beaker feels warm to the touch.4. Bubbles begin to form in the water.

User Ali Mezgani
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jus need

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User Robert Bruce
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