Consider a system with two microstates whose energies are E1 = 4×10^(-21) J and E2 = 8×10^(-21) J. The system is more likely to be found in: A. State 1 B. State 2 C. They are equally likely D. It depends on the temperature
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Consider a system with two microstates whose energies are E1 = 4×10^(-21) J and E2 = 8×10^(-21) J. The system is more likely to be found in:
A. State 1
B. State 2
C. They are equally likely
D. It depends on the temperature
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- 5a. 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.* ? 63. During isothermal compression, the internal energy of an ideal gas : a. Decreases b. Can go either way depending on the precise pressures and volumes c. Stays the same d. Increases 64. What is the total internal energy of a sample of 9 moles of air (considered as an ideal gas) at a temperature of 3°C? Assume that the rotational degrees of freedom are fully activated, and that the vibrational modes are "frozen out". (k=1.38 x 10-23 J/K, N-6.022x10²3) 3°C = 273+3 = 276 U= n NAF ( 1₂ KT) (9)(6.022 X 10²²) x 1.38×10²³ x 276) = 1032 a. 1.19 x 105 J b. 9.29 x 104 J c. 7.23 x 104 J d. 5.16 x 104 J 65. What is the average translational kinetic energy per oxygen molecule in this sample? a. 1.2 x 10-20 J b. 9.14 x 10-21 J c. 5.71 x 10-21 J d. 1.54 x 10-20 J 66. Is this kinetic energy the same or different from the nitrogen molecules in the sample? a. Different b. The same 67. What is the rms speed of the oxygen molecules in this sample? (the atomic mass number of oxygen is 15.994, 1 u =…
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- How do I calculate L?A cylinder containing 5.00 mol of nitrogen gas is at room temperature (300 K). If the pressure of the gas is held constant and the gas is heated, how much energy must be transferred by heat to the gas to increase its temperature by 100 K? Select one: O a. 3.24 x 104 J O b. 1.46 x 104 J O c. 2.15 x 104J d. 0.94 x 104 J O e. 1.04 x 104 J O3