Calculate the molar heat capacities of the following gases: a. Helium ( molar mass= 4.00 g/mole) b. A monatomic gas that has a molar that is 5 times the molar mass of helium. c.Hydrogen ( molar mass = 1.00 g/mole)
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Given:
Molar mass of Helium=4.00 g/mole
Molar mass of Hydrogen=1.00 g/mole
Molar mass of Carbon Dioxide=44.0 g/mole
Formula used:
Number of degree of freedom =Translational degrees of freedom+ Rotational degrees of freedom +Vibrational degrees of freedom
Energy=
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- A container holds 4 g of neon at a pressure of 5 atm and a temperature of 15 degrees Celsius. A. How much work must be done on the gas to reduce the volume by 60% in a constant pressure process? B. How much work must be done on the gas to reduce the volume by 60% in a constant temperature process?4.0 moles of krypton gas are in a 0.20m3 container. The pressure is 1.663 x 105 Pa. a, What is the temperature (to the nearest K)? The volume contracts to 0.10m3. The pressure is held constant. b, How much work was done by the gas during the volume contraction? c, What is the temperature after the volume contraction (to the nearest K)?a 6.0 cm diameter cyliinder of nitrogen gas has a 4.0 cm thick movable copper piston. the cylinder is oriented vertically as shown in the figure, and the air above the piston is evacuated. when the gas temperature is 25 degree C the piston floats 20 cm above the bottom of the cylinder then 1.5 J of heat energy are transferred to the gas. what is the new equilibrium temperature of the gas in degree C
- A sample of a monatomic ideal gas initially at temperature T, undergoes a process during which the pressure of the gas triples and its volume also triples. What is the change in the temperature (AT) of the gas, in Kelvins? A. T B. 8T C.9T D. 7/9 E. T18 OB O O O DA OE6a. Explain what the temperature of an ideal gas actually measures, molecularly b. You have two containers, the first with 1 mole of helium and the second with 5 moles of neon at the same temperature. Which gas has more thermal energy? Explain.
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