General Chemistry II Final Exam Flashcards Questions and Answers 2023
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0th Law of Thermodynamics - -2 systems are in thermal equilibrium when their temperature is the same -1st Law of Thermodynamics - -energy is neither created nor destroyed; its conserved -interna... l energy equation - -∆E = E(final) - E(initial) -increases - -When ∆E > 0, energy of the system __________ -decreases - -When ∆E < 0, the energy of the system __________ -added - -When q > 0, heat is ______ to the system (+) -removed - -When q < 0, heat is ___________ from the system (-) -greater - -When w is ______ than 0, work is done to the system (+) -less - -When w is ______ than 0, work is done by the system (-) -calorimetry - -measurement of heat flow -enthalpy (h) - -change in heat constant of reaction at constant pressure -endothermic - -when ∆H > 0, heat gained from surrounding making it an ________ reaction -exothermic - -when ∆H < 0, heat released to surrounding making it an _________ reaction -Reaction - -Enthalpy of __________ (∆Hrxn) - heat of reaction (extensive property) depends on state of reactions and products [Show More]
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