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1. (4 pts) A rigid, insulated tank that has a volume of 0.2 m and contains air at an initial pressure of 1 bar. The

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1. (4 pts) A rigid, insulated tank that has a volume of 0.2 m and contains air at an initial pressure of 1 bar. The initial specific density of the air is 1.2 kg/m? You can assume the air is an ideal gas with Cv = 5/2R. A small heater with a power output of 4W is turned on for 20 minutes. What is the final temperature and pressure of the air in the tank? You may assume that the molecular weight of air is 28.97 g/mol

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