Chemistry

Chemistry, 19.09.2019 04:00, BLUE1700

How do you know if energy is endothermic or exothermic?

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Chemistry, 17.07.2019 17:30, Jazzy4real

The total bonding energy for the reactants in a reaction is 1230 kj/mol and the bonding energy of the products is 565 kj/mol. calculate the change in enthalpy, and classify the reaction as endothermic or exothermic. -665 kj/mol, endothermic 665 kj/mol, exothermic -665 kj/mol, exothermic 665 kj/mol, endothermic

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Physics, 18.07.2019 00:30, chasityn5648

Which statement identifies a difference between endothermic and exothermic chemical reactions? (2 points) endothermic reactions store energy and exothermic reactions release energy. endothermic reactions occur faster than exothermic reactions. endothermic reactions create organic matter and exothermic reactions create inorganic matter. endothermic reactions decompose matter and exothermic reactions synthesize matter.

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Chemistry, 05.08.2019 01:40, ali7862

Achemical reaction has a change in enthalpy of 1352 kj/mol and a total bonding energy of the recants is 1546 kj/mol. calculate the total bonding energy of the products and decide whether the reaction is endothermic or exothermic a)84 kj/mol, endothermic b)194 kj/mol, endothermic c) 84 kj/mol, exothermic d)194 kj/mol, exothermic

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Chemistry, 23.09.2019 11:20, schoolwannapass

In terms of energy, how would you classify the following chemical reaction? 2cu + o2 -> 2cuo + 315 kj a.endothermic b.exothermic c. both endothermic and exothermic d. neither endothermic nor exothermic 2. the total amount of energy before and after a chemical reaction is the same. thus, energy is a. created b. destroyed c. conserved d. the same as mass

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