Determine mass of air in kg contained in the tire
A tire of a car having a volume of 0.6 m^3 contains air at 280 kPa. Determine the mass of air in kg contained in the tire at 25 degrees Celsius.
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A piston-cylinder device initially contains 0.35-kg steam at 3.0 Mpa, 240 degrees Celcius. The steam loses heat to the surroundings and the piston moves down, hitting a set of stops at which point the cylinder contains water at 200 Celcius.
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Estimate the potential problems with a plant effluent that contains a pesticide with an LC50 for fish of 0.01 mg/L at concentrations exceeding 0.01 mg/L.
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