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March 25, 2017

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A system loses 14.2 kJ of heat while performing 7.2kJ of
work on the surroundings. If the initial internal energy, E, is 77.6 kJ, what is the final value of E?

56.2 kJ
70.6 kJ
99.0 kJ
84.6 kJ

  • CHEMISTRY> HELP QUICK! pls - ,

    What is 77.6-14.2-7.2?

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