Shweta Thakur posted an Question
July 02, 2020 • 00:43 am 30 points
  • IIT JAM
  • Chemistry (CY)

Sir plz explain this ....proof... ttamic basis of hess's law. as heat content (enthal

ttamic basis of Hess's law. As heat content (enthalpy) is a state function, thererore enthal

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    Priyanshu kumar

    got it shweta??..if any doubt then please ask??

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    Priyanshu kumar

    see the above image shweta...i explained the proof

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    Priyanshu kumar Best Answer

    got it...as energy is neither created nor destroyed...so our assumption is wrong..so Q must be equal to Q prime

    cropped3519807624820440270.jpg
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    this is proved by contradiction method....you have proved this method in class 9th...root 2 is irrational number by assuming that root 2 is rational number😊

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    thanks ☺️

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    you welcome shweta😊

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    doubt hai sir

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    yes ask

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    why a to d heat is evolved

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    this is proof and here reaction is taken as exothermic so heat is released

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    here heat of formation is negative and reaction is exothermic...

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    ok

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    sir

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