Chemistry

Chemistry, 23.06.2019 17:00, keshastar82810

Select all that apply. when the products of a reaction have less energy than the reactants: the reaction is exothermic. the reaction is endothermic. the reactants lost internal energy. the change in enthalpy is positive.

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Chemistry, 30.06.2019 18:30, school4life110

In a chemical reaction, the reactants are substances that undergo the reaction, and the products are substances that are formed during the reaction. the table below shows the reactants and products of several different chemical reactions. reactants products type of reaction 4k + o2] [2k2o + heat] exothermic 2h2o + heat] [2h2 + o2] endothermic 2co + o2] [2co2 + heat] exothermic caco3 + hea] [cao + co2] endothermic based on the information given in the above table, the best definition of an endothermic reaction would be? a. a reaction that releases heat. b. a reaction that absorbs heat. c. a reaction that has one product. d. a reaction that does not require heat.

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Chemistry, 26.07.2019 00:00, mtunes

Select all that apply. when the products of a reaction have more energy than the reactants: the reaction is exothermic. the reaction is endothermic. the reactants gave up energy. the δh is positive.

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Chemistry, 05.10.2019 18:00, briannamoreno12353

Select all that apply: when the products of a reaction are hotter than the reactants: the reaction is exothermic. the reaction is endothermic. the reactants lost internal energy. the change in enthalpy is positive.

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Chemistry, 15.10.2019 21:50, Jasten

Select all that apply. when the products of a reaction are hotter than the reactants a.) the reaction is exothermic. b.) the reaction is endothermic. c.) the reactants lost internal energy. d.) the change in enthalpy is positive.

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