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Endothermic and Exothermic Reactions. By: Corin Burke, Sydney Dunn, Kali Pierre, and Lexy Freeman. Sodium Chloride Experiment. Water Temp. Before: 76 degrees F. Water Temp. After: 134 degrees F. Baking Soda and Vinegar Experiment. Water temp. before: 74 degrees F.
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Endothermic and Exothermic Reactions By: Corin Burke, Sydney Dunn, Kali Pierre, and Lexy Freeman
Sodium Chloride Experiment Water Temp. Before: 76 degrees F. Water Temp. After: 134 degrees F.
Baking Soda and Vinegar Experiment Water temp. before: 74 degrees F Water temp. after: 66 degrees F
How is iron affected when exposed to oxygen? Oxygen causes iron oxide, which produces rust and released thermal energy.
Conclusion • Hand Warmer- Exothermic, Chemical to Heat, Released • Sodium Chloride- Exothermic, Chemical to Heat, Released • Baking Soda and Vinegar- Endothermic, Chemical to Heat, Absorbed