2. Laws of thermodynamics
... a. Students should understand the kinetic theory model of an ideal gas so they can: 1.) State the assumptions of the model. 2.) State the connection between temperature and mean translational kinetic energy and apply it to determine the mean speed of gas molecules as a function of their mass and the ...
... a. Students should understand the kinetic theory model of an ideal gas so they can: 1.) State the assumptions of the model. 2.) State the connection between temperature and mean translational kinetic energy and apply it to determine the mean speed of gas molecules as a function of their mass and the ...
Lecture 16
... As before, at large distances, the potential is that corresponding to a constant . The charges electric field in the x direction, i.e. induced on the conductor surface produce their own potential which superpose with this potential to satisfy the boundary condition on the surface of the conductor. S ...
... As before, at large distances, the potential is that corresponding to a constant . The charges electric field in the x direction, i.e. induced on the conductor surface produce their own potential which superpose with this potential to satisfy the boundary condition on the surface of the conductor. S ...
Fundamentals of chemical thermodynamics and bioenergetics
... atmosphere it expands so rapidly that, as a good approximation, no heat exchange occurs between the system (air and water) and its surroundings; that is, Q = 0. (In thermodynamics, such a process is called an adiabatic process.) Thus, we write ΔU = Q + W = W. Because the system does work on the surr ...
... atmosphere it expands so rapidly that, as a good approximation, no heat exchange occurs between the system (air and water) and its surroundings; that is, Q = 0. (In thermodynamics, such a process is called an adiabatic process.) Thus, we write ΔU = Q + W = W. Because the system does work on the surr ...
Heat and Temperature - University of Utah
... A calorie is defined as the amount of heat that needs to be added to 1 gram of water in order to raise its temperature by 1 degree Kelvin. Water has a relatively high heat capacity, which is important in biology and engineering: Prevents your body (= mostly water) from heating up too quickly during ...
... A calorie is defined as the amount of heat that needs to be added to 1 gram of water in order to raise its temperature by 1 degree Kelvin. Water has a relatively high heat capacity, which is important in biology and engineering: Prevents your body (= mostly water) from heating up too quickly during ...
Problem set #1
... 2.1 The overhead vapor from a depropanizer distillation column is totally condensed in a water-cooled condenser at 120oF and 227 psig. The vapor is 95 mol % propane and 5 mol % isobutene. The vapor design flow rate is 25,500 lb/h and average latent heat of vaporization is 125 Btu/lb. Cooling water ...
... 2.1 The overhead vapor from a depropanizer distillation column is totally condensed in a water-cooled condenser at 120oF and 227 psig. The vapor is 95 mol % propane and 5 mol % isobutene. The vapor design flow rate is 25,500 lb/h and average latent heat of vaporization is 125 Btu/lb. Cooling water ...
Chapter 14 – Temperature and Heat
... rod is heat at one end of the rod. The heat flows from the hot end to the cold end. In the microscopic level, the heat transfer can be described as the transfer of kinetic energy of molecules of high kinetic energy to the low kinetic energy molecules. In the gas phase, the transfer of heat is throug ...
... rod is heat at one end of the rod. The heat flows from the hot end to the cold end. In the microscopic level, the heat transfer can be described as the transfer of kinetic energy of molecules of high kinetic energy to the low kinetic energy molecules. In the gas phase, the transfer of heat is throug ...
Chapter 6
... Later, when the system is asked to give back its energy as heat, it can give back more than ΔU; it can give back ΔH. ...
... Later, when the system is asked to give back its energy as heat, it can give back more than ΔU; it can give back ΔH. ...
The Second Law of Thermodynamics
... 1‐2 Reversible isothermal expansion: The gas expands slowly, doing work on the surroundings. Reversible heat transfer from the heat source at TH to the gas which is also at TH. 2‐3 Reversible adiabatic expansion: The cylinder‐piston is now insulated (adiabatic) and gas co ...
... 1‐2 Reversible isothermal expansion: The gas expands slowly, doing work on the surroundings. Reversible heat transfer from the heat source at TH to the gas which is also at TH. 2‐3 Reversible adiabatic expansion: The cylinder‐piston is now insulated (adiabatic) and gas co ...
Thermodynamic Characteristics of Solid
... description of dependence of temperature on the proper entropy (thermal capacitance) was used as the beginning point of the considerations. A critical evaluation of the picture of that dependence was a consecutive link of the considerations. Furthermore, an adequate description of the discussed heat ...
... description of dependence of temperature on the proper entropy (thermal capacitance) was used as the beginning point of the considerations. A critical evaluation of the picture of that dependence was a consecutive link of the considerations. Furthermore, an adequate description of the discussed heat ...
Heat
... The large values for Hvap and Hcond are the reason hot vapors such as steam is very dangerous • You can receive a scalding burn from steam when the heat of condensation is released! ...
... The large values for Hvap and Hcond are the reason hot vapors such as steam is very dangerous • You can receive a scalding burn from steam when the heat of condensation is released! ...
Heat equation
The heat equation is a parabolic partial differential equation that describes the distribution of heat (or variation in temperature) in a given region over time.