Chemistry: Work & First Law of Thermodynamics
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Chapter 5.1
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13 Terms
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System
What you’re studying
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Surroundings
Environment
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Open system
Energy & Matter can flow into and out the system and surroundings freely
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Closed system
energy can enter but not matter into or out of the system.
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Closed system
energy or matter cannot enter or exit the system—-insulated
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Energy & SI Unit
the ability to do work
Joule (J)
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Work
force acting over a distance
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Kinetic energy
energy of a moving object
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Thermal energy
how heat moves, kinetic energy associated with random molecular motion
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Potential energy
energy from still object, energy from a position
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Chemical energy
potential energy stored in the bonds of chemical compounds
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P-V Work
Pressure volume work, the expansion and compression of gas
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Note 
Flashcards (33)