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 (D)</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 (D)</p> Signup and view all the answers

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

<p>Distinguishably different microstates (B)</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 (B)</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 (D)</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 (A)</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 (A)</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 (B)</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 (B)</p> Signup and view all the answers

What does statistical thermodynamics provide a means of calculating?

<p>Thermodynamic properties (A)</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 (A)</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? (B)</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 (C)</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 (C)</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 (A)</p> Signup and view all the answers
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