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CBSE Class 11-science Answered

what is the entropy change during mixing of inert gases?
Asked by pooja choudhary | 16 Aug, 2012, 09:40: PM
answered-by-expert Expert Answer
Since, dS = PdV/T , so after mixing volume will rise definetly. This will raise the entropy.
Answered by | 17 Aug, 2012, 06:42: PM

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CBSE 11-science - Chemistry
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CBSE 11-science - Chemistry
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define system in thermodynamics  
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CBSE 11-science - Chemistry
state hess's law. how does it follow the first law of thermodynamics.
Asked by paulnaveed202 | 17 Dec, 2020, 12:36: PM
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CBSE 11-science - Chemistry
50 j of heat is supplied to a system calculate the work done if the internal energy of the system increases by 80 j  
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Asked by kjay0981 | 13 Dec, 2020, 03:45: PM
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CBSE 11-science - Chemistry
PMM2 kind is impossible according to
Asked by adityasolanki7773 | 22 Oct, 2020, 03:40: PM
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CBSE 11-science - Chemistry
a steel fiber is in a oxygen filled container which is closed with a frictionless piston. the iron in the steel fiber reacts with oxygen to form Fe2O3 , the heat generated by the reaction is removed during the process to maintain the temperature constant which is 25 degrees centigrade. for the reaction of 2 moles of iron 831.08KJ of heat is removed. calculate the heat , work and internal energy of change of the system
Asked by pranavisrihari | 08 Sep, 2020, 05:24: PM
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