A reversible process is a process which is carried out infinitesimally slowly so that all changes occuring in the direct process can be exactly reversed and the system remains almost in a state of equilibrium at all times.
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14.
Define irreversible change.
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15.Name the variable that is kept constant in isochoric process and isobaric process.
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16.
Give one difference between an isothermal and an adiabatic process.
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Multiple Choice Questions
17.For the process to occur under adiabatic conditions, the correct condition is
∆T = 0
∆p = 0
q = 0
w = 0
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18.
Define internal energy of a system
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19.
Define enthalpy.
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20.
Why is enthalpy considered more useful than internal energy in chemical reactions?
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