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A system absorbs 640 1 heat and does work of 260 J, the change in internal energy of the system will be - Chemistry

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A system absorbs 640 J heat and does work of 260 J, the change in internal energy of the system will be

(a) +380J

(b) -380J

(c) +900J

(d) -900J

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Solution

+380J

Concept: Chemical Thermodynamics and Energetic - Internal Energy and Enthalpy
  Is there an error in this question or solution?

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