anonymous
  • anonymous
if 375 J of heat are absorbed in the system and has 425 cal of work done by it, compute the change in the internal energy and interpret the sign of your result. 1 cal = 4.184J
Chemistry
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SOLVED
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katieb
  • katieb
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Zale101
  • Zale101
Heat absorbed is positive or negative?
Zale101
  • Zale101
DE = Q - W De units are in Joules E is the energy of the system. Q is the heat. If heat is absorbed in the system it's positive, if released then it's negative. W is work done by the system.

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