A heat engine operates between a hih temp reservoir at 610k
a heat engine operates between a hih temp reservoir at 610K and low temp reservoir at 320K. In one cycle, the engine absorbs 6400J from the high temp reservoir and does 2200 J of work. What is the net change in entropy as a result of this cycle?
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A certain substance has a heat of vaporization of 58.15 kJ/mol. At what Kelvin temperature will the vapor pressure be 3.00 times higher than it was at 363 K
A person who is nearsighted has a far point of do = 4.8 m. Write an expression for the focal length of the glasses which will allow her to see distant objects clearly
London purchased a piece of real estate last year for $84,200. The real estate is now worth $100,700. If London needs to have a total return of 0.23 during the year, then what is the dollar amount of income that she needed to have to reach her obj
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a heat engine operates between a hih temp reservoir at 610K and low temp reservoir at 320K. find the net change in entropy as a result of this cycle
Ahmed purchased a stock for $45 one year ago. The stock is now worth $65. During the year, the stock paid a dividend of $2.50. What is the total return to Ahmed from owning the stock? A. 5% B. 44% C. 35% D. 50%
The mass of the ice cube is 14.6 g, and its initial temperature is -13.1 °C. The water resulting from the melted ice reaches the temperature of your skin, 30.7 °C. How much heat is absorbed by the ice cube and resulting water
An electron and a positron, each moving at3.0×105m/s, collide head on, disappear, Determine the momentum of each photon
Write an essay in relation to the film, Apres Mai - Something in the Air - how you can relate scenes, ideas, images, and/or contradictions in the film to the content of this course (films, readings, theories, historical events, discussions, ideas,
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