____ = Exit. ____ = ____ or Energy. ____ 2Na + Cl2 > 2NaCl + ____ A exochemical reaction can be thought of as a ____ reactioin. An exothermic ____ can give off energy in several forms including ____ and light. The energy released in an ____ reaction is sometimes written as a product in a chemical ____. An exochemical reaction can also be thought of as a downhill reaction because the ____ have less energy than the ____ as a result energy is ____. Endo = ____ ____ is taken in during an endothermic reaction. Endothermic reaction is ____ written as a reactant in the chemical ____. An ____ of an endothermic reaction is an ____. When you mix the pack, the chemicals ____ and ____ is absorbed and the pack gets ____ to the touch. An ____ reaction can be thought of as an uphill reaction because the reactants have ____ energy than the products reactants need heat or energy for the reaction to occur from the ____.

Gustavo - Science

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