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When you turn on a battery-operated device, an electrical circuit is
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Air initially at 0.75 bar, 1000 k, and occupying a volume of 0.12 m^3 undergoes two processes. process 1-2: the air is compressed isothermally until the volume is halved. process 2-3: the air undergoes a constant pressure process until the volume is halved again. assume ideal gas behavior. a) determine the mass of the air, in kg. b) the work and the heat transfer for each of the two processes, in kj. (100 kj = 1 bar . m^3)
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The ability to make things happen is also called a. heat b. force c. matter d. energy
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What happens to the vapor pressure of a substance when its surface area is increased at constant temperature?
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Name the force which is responsible for revolution of moon around the earth...
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