Which of the following statements is correct?

  • A
    In an isobaric process,heat absorbed by the system is equal to the decrease in enthalpy of the system.
  • B
    In an isochoric process,heat released by the system is equal to the increase in internal energy of the system.
  • C
    In an adiabatic process,work done by the system is equal to the decrease in internal energy of the system.
  • D
    In a cyclic process,work done on the system is equal to the heat absorbed by the system.

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Similar Questions

For which reaction is $\Delta H \neq \Delta U$?

$A$ gas occupies a volume of $2 \ L$ at $S.T.P.$ It absorbs $300 \ J$ of heat. If the pressure is $1 \ atm$,the volume becomes $2.5 \ L$. The change in internal energy $(\Delta U)$ for the process in $Joule$ is:

$A$ system is provided with $50 \ J$ of heat and the work done on the system is $10 \ J$. What is the change in internal energy of the system in joules?

Derive the relationship between $\Delta H$ and $\Delta U$ for an ideal gas. Explain each term involved in the equation.

Difficult
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When a gas undergoes adiabatic expansion,it cools down because:

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