To answer the question about how the average kinetic energy and average potential energy of molecules of a substance change during its phase change at a constant temperature while heating, we can break it down into two parts:3. Conclusi
If the momentum of an object is tripled, its kinetic energy will change by what factor? How to find average force with momentum? How does mass and acceleration affect force? What are the units of linear momentum? What can the law of conservation of momentum predict?
If He(g) has an average kinetic energy of 4470 J/mol under certain conditions, what is the root mean square speed of N_2(g) molecules under the same conditions? Why do we use the root-mean-square speed instead of the average velocity to describe a gas that follows...
Temperature is a measure of the average kinetic energy of a set of molecules, like a beaker of water or a container of a gas. Adding heat raises this molecular kinetic energy, and hence the temperature, while reducing it lowers the temperature. What Is Calorimetry? Why is a joule equal t...
(kilowatt-hours), which gets calculated on the basis of average operations conditions. According to the EPA (Environmental Protection Agency), each gallon of gasoline is equivalent to 33.7 kWh of electricity. There is also growing concern about the high amounts of energy that is needed to ...
That's why (confusingly) you'll sometimes read in books that uranium-235 fission produces "two or three" spare neutrons (and an average of 2.47) per reaction.What's the difference between a nuclear power plant and a nuclear bomb?
measure of hotness and coldness. It is the degree of heat present in a substance that gives us the sensation of warmth. On a molecular level, temperature is the average kinetic energy possessed by the atoms of a material. The higher an object’s temperature, the higher its kinetic energy....
instruments we useto measure temperature. And because thermometers have no way of directly measuring the temperature (or the average kinetic energy of the molecules) of any system, we are all also beholden to a complex system of standards and calibrations to verify the accuracy of our ...
Total average electrical power consumption (losses between the input and the output) is: Output Power x (1- Efficiency) / Efficiency = 2000 kW x (1 – 96.7%) / 96.7% = 68.25 kW How is the added protection device to reduce the short circuit impact the...
Gasoline engine: The hybrid car has a gasoline engine much like the one you will find on most cars. However, the engine on a hybrid is smaller and uses advanced technologies to reduce emissions and increase efficiency. Fuel tank: The fuel tank in a hybrid is the energy storage device for...