Test02SOL-docA

C the same relationship between ti vi tf and vf

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Unformatted text preview: as a result of condensation is negative f) The entropy change for the universe as a result of melting is equal to zero Question 3: (5 points) Which of the following statements is incorrect? a) The change in entropy of a system during an adiabatic expansion may not be equal to zero. b) The same relationship between PI , VI , PF and VF (initial and final pressures and volumes) is obtained for the isothermal expansion of an ideal gas whether the process is reversible or not. c) The same relationship between TI , VI , TF and VF (initial and final temperatures and volumes) is obtained for the isobaric heating of an ideal gas whether the process is reversible or not. d) The same relationship between TI , VI , TF and VF (initial and final temperatures and volumes) is obtained for the isochoric heating of an ideal gas whether the process is reversible or not. e) The same relationship between PI , VI , PF and VF (initial and final pressures and volumes) is obtained for the adiabatic expansion of an ideal gas whether the process is reversible or not. f) During the reversible adiabatic expansion of an ideal gas, the pressure, volume and temperature change. Question 4: (5 points) Consider the following non- linear molecules H2O, CH4, and the linear molecules H- C≡C- H and F- F. Which among the following statements are incorrect? a) Water has three times the number of vibrational degrees of freedom of fluorine b) Acetylene has three fewer vibrational degrees of freedom than methane c) T...
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