QUESTION#1: TOPIC: GASES: Calculating partial pressure in a gas mixture A 5.00 L tank at 29.7°C is filled with 2.76 g of boron trifluoride gas and 2.91 g of dinitrogen monoxide gas. You can assume both gases behave as ideal gases under these conditions. Calculate the mole fraction and partial pressure of each gas, and the total pressure in the tank. Round each of your answers to 3 significant digits. boron trifluoride mole fraction: ?   partial pressure: atm ? dinitrogen monoxide mole fraction: ?   partial pressure: atm: ? The total pressure in tank: atm ?

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Units and Dimensions

Dimensions are the basic concepts of the measurement of quantities. Units are the means of expressing the dimensions. For instance, an area has a dimension of L2 and a unit of m2.