CHE582: Statistical Thermodynamics in Molecular Spectroscopy
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Questions and Answers

What is the connection between the statistical weight 𝑤 and entropy S?

  • 𝑤 and S are unrelated (correct)
  • 𝑤 is equal to S
  • 𝑤 is directly proportional to S
  • 𝑤 is inversely proportional to S
  • What does the formula S = k · lnW represent in the context of statistical theory?

  • Thermodynamic probability
  • Entropy (correct)
  • Total energy of particles
  • Maxwell-Boltzmann Distribution Law
  • According to the statistical model, which states do systems tend to change to spontaneously?

  • States with high thermodynamic probability (correct)
  • States with low thermodynamic probability
  • States with medium thermodynamic probability
  • States with random thermodynamic probability
  • What does the second law of thermodynamics state?

    <p>Systems tend to change to states with high thermodynamic probability</p> Signup and view all the answers

    In the Maxwell-Boltzmann Distribution Law, what does the assumption that 'associated particles are distinguishable' imply?

    <p>Particles are indistinguishable from each other</p> Signup and view all the answers

    In statistical theory, what does the term 'macrostate' refer to?

    <p>Distinguishably different microstates</p> Signup and view all the answers

    What constant appears in the formula S = k · lnW, where k has units of entropy?

    <p>Boltzmann constant</p> Signup and view all the answers

    How is the total configuration of a system with two subsystems A and B calculated?

    <p>Multiplying the configurations of A and B: Wtotal = WA x WB</p> Signup and view all the answers

    How is the macrostate with the highest thermodynamic probability described?

    <p>It is the equilibrium state of the system</p> Signup and view all the answers

    What does the statistical model suggest about the behavior of systems out of equilibrium?

    <p>Systems change spontaneously from states with high thermodynamic probability to low probability states</p> Signup and view all the answers

    In the Maxwell-Boltzmann Distribution Law, how are the number of particles in different energy levels represented?

    <p>As a variable number for each level</p> Signup and view all the answers

    What type of function is f (w) in the context of thermodynamic probability and entropy?

    <p>Single-valued, monotonically increasing function</p> Signup and view all the answers

    What does statistical thermodynamics provide a means of calculating?

    <p>Thermodynamic properties</p> Signup and view all the answers

    What was one of the first applications of the concept of statistical thermodynamics?

    <p>Development of the kinetic theory of gases</p> Signup and view all the answers

    What does the text mention as one of the important unanswered questions by classical thermodynamics?

    <p>What really is entropy?</p> Signup and view all the answers

    What is one of the aspects the statistical theory of thermodynamics addresses according to the text?

    <p>Entropy increase</p> Signup and view all the answers

    Based on the text, what concept does the Maxwell Boltzmann distribution of molecular velocities rely on?

    <p>Range of velocities and energies</p> Signup and view all the answers

    How does statistical thermodynamics link the microscopic and macroscopic properties of matter?

    <p>By calculating thermodynamic properties from statistical relationships</p> Signup and view all the answers

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