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2 moles of an ideal gas expand isothermally and reversibly from 50.0 dm3 to 97.8 dm3 at a temperature of 63.7oC.
(i) Calculate the entropy change for this process, and the entropy change of the surroundings.
(ii) How much energy is transferred as heat during the expansion process?
(iii) How much work is done by the expanding gas?
(iv) What is the entropy change if the process is carried out irreversibly?
A bird flies in the east direction with a speed of 5 ms-1. The wind is blowing towards north at a speed of 3 ms-1. Determine the relative velocity of the bird with respect to the w
Boltzmann constant; k (L. Boltzmann) This is a constant that describes the relationship among temperature & kinetic energy for molecules in an ideal gas. This is equal to 1.380
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how to measure least count of the instruments?
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Calculate the specific heat of a metal from the following data. A container made of the metal has a mass of 3.2 kg and contains 20 kg of water. A1.7 kg piece of the metal initially
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Q. (a) Determine the'effective focal length' of the grouping of the two lenses in Exercise 9.10 if they are placed 8.0 cm a part with their principal axes coincident. Performed t
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