1. A chemical system in which both energy and matter can flow into or out of a system is described as a. a closed system d. a chemical system b. an open system C. an isolated system e. none of the above 2. Which statement concerning the accompanying diagram is true? a. AH is positive b. the system is endothermic C. the system releases heat to the surroundings d. the heat content of the reactants is less than the heat content of the products e. the enthalpy of the products is greater than the enthalpy of reactants РФ te nți al en e reactants Reaction progress products

1. A chemical system in which both energy and matter can flow into or out of a system is described as a. a closed system d. a chemical system b. an open system C. an isolated system e. none of the above 2. Which statement concerning the accompanying diagram is true? a. AH is positive b. the system is endothermic C. the system releases heat to the surroundings d. the heat content of the reactants is less than the heat content of the products e. the enthalpy of the products is greater than the enthalpy of reactants РФ te nți al en e reactants Reaction progress products

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter8: Thermochemistry

Section: Chapter Questions

Problem 82QAP: An exothermic reaction is carried out in a coffee-cup calorimeter. Which of the following statements...

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