MCGRAW HILL CHEMISTRY CHAPTER 6 FINAL EXAM QUESTIONS WITH CORRECT ANSWERS UPDATED!!
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Course
MCGRAW HILL CHEMISTRY
Institution
MCGRAW HILL CHEMISTRY
MCGRAW HILL CHEMISTRY CHAPTER 6 FINAL EXAM QUESTIONS WITH CORRECT ANSWERS UPDATED!!
Isolated System - Answer-Can exchange nothing with surroundings (Adiabatic)
Universe - Answer-System + Surroundings
Delta E - Answer-E(final) - E(initial) or E(products)-E(reactants) also heat + work or q + ...
MCGRAW HILL CHEMISTRY CHAPTER 6
FINAL EXAM QUESTIONS WITH
CORRECT ANSWERS UPDATED!!
Isolated System - Answer-Can exchange nothing with surroundings (Adiabatic)
Universe - Answer-System + Surroundings
Delta E - Answer-E(final) - E(initial) or E(products)-E(reactants) also heat + work or q +
w
Positive q - Answer-Heat gained by system, endothermic
Negative q - Answer-Heat lost by system, exothermic
Work - Answer--P x delta V
Joule - Answer-1 kg*m^2/s^2
calorie - Answer-4.184 J
Enthalpy - Answer-Delta E + Delta (PV)
q - Answer-m x c x delta T(temp) (Heat lost or gained)
c - Answer-specific heat (J/g*K)
Hess' Law - Answer-Total Delta H = Delta H of all reactions
Standard State - Answer-1 atm, 25 degree C
Thermodynamics - Answer-Study of energy and its transformations
Thermochemistry - Answer-Thermodynamics dealing with heat in chemical and physical
changes
Open System - Answer-Can exchange mass and energy with the surroundings
Closed System - Answer-Can exchange energy but not mass with surroundings
Delta H = 0 - Answer-Forming elements from themselves
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