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Ankit Shukla Grade:
        

a gas is filled in a cylinder.its temperature is increased by 20% and volume decreases byby 20%.if pressure remains constant, what percentage of mass of the gas leaks out ?

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear Ankit


PV=mRT


take log


logP +logV =logm +logR +logT


differentiate


δP/P  +δV/V =δm/m +δT/T


or


δP/P *100   +δV/V *100 =δm/m*100 +δT/T *100


here


δP =0


δV/V *100 =-20


δT/T *100 =20


put in above equation


δm/m*100 =-40


percentage leakage of mass is 40





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Badiuddin

7 years ago
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