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6. Any type of reaction that invovles burning (combustion) can be classified as which of the following types of reactions?
- exothermic
- kinetic energy
- endothermic
- synthesis
7. Burning sugar is an exothermic process.
8. Can a chemical reaction be both exothermic and endothermic?
9. What type of reaction releases energy and does not require initial energy to occur?
- endothermic and decomposition
- endothermic
- exothermic
- decomposition
10. Which reaction has a positive heat flow?
- endothermic
- exothermic
- neither