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Chapter 6- Thermodynamics
Stuff to remember
13
Chemistry
Undergraduate 1
10/13/2008

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Cards

Term
Work done by the system on the surroundings.
Definition
(-)
Term
Work done on the system by the surroundings.
Definition
(+)
Term
Heat absorbed by the system from the surroundings.
Definition
(+)
Term
Heat absorbed by the surroundings from the system.
Definition
(-)
Term
Open system
Definition
Exchanges mass and energy-
usually in the form of heat with its surroundings
Term
Closed system
Definition
Allows the transfer of energy (heat)-
Not mass
Term
Isolated system
Definition
Does NOT allow the transfer of either mass or energy.
Term
Endothermic
Definition
Heat supplied to system from surroundings.
Term
Exothermic
Definition
Process that transfers heat from system to surroundings.
Term
For gas expansion, the change in volume is greater or less than zero.
Definition
Greater than
Term
For gas compression, the change in volume is greater or less than zero.
Definition
Less than
Term
For gas expansion, -P(Vf-Vi) is a positive or negative quantity.
Definition
Negative
Term
For gas compression, -P(Vf-Vi) is a positive or negative quantity.
Definition
Positive
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