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12/7/20

[Answer] The ΔE of a system that absorbs 12.4 J of heat and does 4.2 J of work on the surroundings is __________ J.

Answer: Energy lost by the system must be gained by the surroundings




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The ΔE of a system that absorbs 12.4 J of heat and does 4.2 J of work on the surroundings is __________ J. The ΔE of a system that absorbs 12.4 J of heat and does 4.2 J of work on the surroundings is _____ J . Energy lost by the system must be gained by the surroundings . first law of thermodynamics? ice melting and boiling soup. What is an example of endothermic process? I know heat released is a neg and exothermic not sure ... the system has been given internal energy of 640j and the work system does on surroundings is 260j. therefore by first law of thermodynamics the internal energy of system increases by (640-260=380) j . the ΔE of a system that releases 12.4 J of heat and does 4.2 J of work on the surroundings is ___ J . 16.6. the change in the internal energy of a … the system has been given internal energy of 640j and the work system does on surroundings is 260j. therefore by first law of thermodynamics the internal energy of system increases by (640-260=380) j . the ΔE of a system that releases 12.4 J of heat and does 4.2 J of work on the surroundings is ___ J . 16.6. the change in the internal energy of a system that absorbs 2500 J if heat and that does 7655 J of work … Fri Mar 29 2013 · The ΔE of a system that releases 12.4 J of heat and does 4.2 J of work on the surroundings is _____ J ? I am stuck between 2 different answers. I have google them and have found both answers. The choices are -8.2 and -16.6. Can someone explain show math as to why they got this as the answer? I know heat released is a neg and exothermic not sure ... ...

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