Physics, 12.12.2019 05:31 ElizabethF
When doing numerical calculations involving temperature, youneed to pay particular attention to the temperature scale you areusing. in general, you should use the kelvin scale (for whicht=0 represents absolute zero) in such calculations. this isbecause the standard thermodynamic equations (i. e., the ideal gaslaw and the formula for energy of a gas in terms of temperature)assume that zero degrees represents absolute zero. if you are given temperatures measured in units other , convert them to kelvins before plugging them into theseequations. (you may then want to convert back into the initialtemperature unit to give your answer.)part a) the average kinetic energy of the molecules of anideal gas at 10 ^\circ {\rm c} has the value k_10. at what temperature t_1 (in degrees celsius) will the average kinetic energy ofthe same gas be twice this value, 2k_{10}? express the temperature to thenearest integer. part b) the molecules in an ideal gas at10 ^\circ {\rm c} have a root-mean-square (rms) speed v_rms. at what temperature t_2 (in degrees celsius) will the molecules have twice therms speed, 2v_{\rm rms} ? express the temperature to thenearest integer.
Answers: 1
Physics, 22.06.2019 06:30
Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.
Answers: 2
Physics, 22.06.2019 07:30
Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life
Answers: 3
When doing numerical calculations involving temperature, youneed to pay particular attention to the...
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