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CHM405

Chemical Thermodynamics

  • Sciences
  • 400 level
  • 2 credit units
  • 171 pages
  • 16 units

This course introduces students to the fundamental principles of chemical thermodynamics. It covers equations of state for gases, intermolecular forces, and the laws of thermodynamics. Key topics include internal energy, entropy, free energy, partial molar quantities, and chemical potential. The course also explores chemical equilibrium, thermodynamics of mixtures, and an introduction to statistical mechanics, providing a comprehensive understanding of energy transformations in chemical systems.

About this course

Difficulty
Intermediate
Study hours
60 hours
Maths
Intermediate
Content
Theoretical, problem solving
Practical work
No
Before you start
  • General Chemistry
  • Calculus
How it is assessed
  • Assignments
  • Tutor marked assignments
  • Final examination

One paragraph, so you can see how it reads

CHM405 · UNIT 1: Equation of state

The volume occupy by one mole of an ideal gas under standard temperature and pressure is the same for all gases and is called molar volume of a gas.

What you should be able to do

  1. Understand and apply equations of state for gases.
  2. Explain the nature and consequences of intermolecular forces.
  3. Apply the first and second laws of thermodynamics to chemical processes.
  4. Calculate enthalpy, entropy, and free energy changes for chemical reactions.
  5. Analyze chemical equilibrium in ideal and non-ideal systems.
  6. Apply statistical mechanics to understand the behavior of gases.

What it prepares you for

Careers
  • Chemical Engineer
  • Process Engineer
  • Materials Scientist
  • Research Scientist
  • Quality Control Analyst
Where it is applied
  • Chemical Manufacturing
  • Petroleum Refining
  • Pharmaceuticals
  • Materials Science
  • Environmental Engineering

Where it gets hard

The units students slow down on, and what makes each one heavy.

  • Module 2: First law of thermodynamics

    Unit 2: Thermochemistry

    Thermochemical equations and calculations involving enthalpy changes require a strong understanding of chemical reactions and stoichiometry.

  • Module 3:

    Unit 3: Maxwell equation

    Derivation of Maxwell equations requires a solid foundation in multivariable calculus and partial derivatives.

  • Module 4:

    Unit 3: Introduction to statistical thermodynamics

    The unit involves complex mathematical derivations and requires a strong grasp of statistical concepts.

A suggested way through it

Suggested

13 weeks, about 28 hours in total. Yours will differ.

  1. Week 1Module 1: Equation of state
    • Unit 1: Equation of state · 2 hours

      Review Boyle's law, Charles' law, and Dalton's law.. Solve problems using the ideal gas equation.. Understand the implications of van der Waals equation..

  2. Week 2Module 1: Equation of state
    • Unit 2: Intermolecular forces · 2 hours

      Classify intermolecular forces based on different principles.. Understand the origin and effect of dipole forces.. Examine the different forms of London forces and their effects on molecules..

  3. Week 3Module 1: Equation of state
    • Unit 3: Concepts in chemical thermodynamics · 2 hours

      Define thermodynamic system, surrounding, and boundary.. Classify thermodynamic properties and state functions.. Understand reversible and irreversible processes..

  4. Week 4Module 2: First law of thermodynamics
    • Unit 1: First law of thermodynamics · 2 hours

      Understand the consequences of the first law of thermodynamics.. Calculate heat change at constant pressure and volume.. Solve problems on isothermal expansion of ideal and real gases..

  5. Week 5Module 2: First law of thermodynamics
    • Unit 2: Thermochemistry · 2 hours

      Understand thermochemical equations and standard enthalpy of reactions.. Apply laws of thermochemistry to solve problems.. Understand and apply the Born Haber cycle..

  6. Week 6Module 2: First law of thermodynamics
    • Unit 3: Second law of thermodynamics · 2 hours

      Understand the statements of the second law of thermodynamics.. Derive equations for entropy change of an ideal gas.. Analyze the Carnot cycle and calculate its efficiency..

  7. Week 7Module 3:
    • Unit 1: The Second law of thermodynamics · 2 hours

      Discuss the zeroth and third laws of thermodynamics in detail.. Highlight the consequences of the laws.. Solve related problems..

  8. Week 8Module 3:
    • Unit 2: Thermodynamic potentials · 2 hours

      Derive equations for total differentiation of internal energy.. Derive equations for total differentiation of enthalpy.. Derive equations for total differential of Helmholtz energy and Gibb free energy..

  9. Week 9Module 3:
    • Unit 3: Maxwell equation · 2 hours

      Derive Maxwell equations from first principles.. Apply Maxwell equations to solve chemical problems.. Understand the relationship between Maxwell's equation and Euler's test..

  10. Week 10Module 4:
    • Unit 1: Feasibility of a chemical reaction · 2 hours

      Analyze the concepts associated with the feasibility of a chemical reaction.. Understand the Gibbs-Duhem equation.. Examine phase equilibrium and colligative properties..

  11. Week 11Module 4:
    • Unit 2: Thermodynamics of mixtures · 2 hours

      Derive equations for thermodynamic functions of mixtures.. Understand equations for enthalpy, entropy, and free energy of mixtures.. Solve problems related to thermodynamics of mixtures..

  12. Week 12Module 4:
    • Unit 3: Introduction to statistical thermodynamics · 2 hours

      Understand properties of macroscopic state.. Learn the postulates of statistical thermodynamics.. Derive equations relating partition functions to thermodynamic functions..

  13. Week 13Final Revision
    • Final Revision · 4 hours

      Review all modules and units.. Work on assignments and TMAs.. Prepare for final examinations..

Preparing for the exam

What to do
  • Thoroughly review all solved problems and examples in each unit.
  • Create flashcards for key definitions and equations.
  • Practice applying thermodynamic laws to different chemical reactions.
  • Focus on understanding the relationships between thermodynamic potentials.
  • Work through past examination papers to familiarize yourself with the question formats.
  • Create concept maps linking thermodynamic concepts and their applications.
  • Pay close attention to the units of measurement and ensure consistency in calculations.

Questions students ask about this course

What is CHM405 about?

This course introduces students to the fundamental principles of chemical thermodynamics. It covers equations of state for gases, intermolecular forces, and the laws of thermodynamics. Key topics include internal energy, entropy, free energy, partial molar quantities, and chemical potential. The course also explores chemical equilibrium, thermodynamics of mixtures, and an introduction to statistical mechanics, providing a comprehensive understanding of energy transformations in chemical systems.

How many units does CHM405 have?

CHM405, Chemical Thermodynamics, has 16 units across 4 modules, over 171 pages of course material. You can read it one unit at a time.

How many credit units is CHM405?

CHM405 carries 2 credit units, at 400 level in Sciences.

Is CHM405 hard?

CHM405 is rated intermediate level, with intermediate mathematical content. It is mostly theoretical and problem solving work.

How long does CHM405 take to study?

About 60 hours of study, spread across its 16 units.

How is CHM405 assessed?

CHM405 is assessed by assignments, tutor marked assignments and final examination.

What do I need before starting CHM405?

General Chemistry Calculus

What can I do with CHM405?

Chemical Engineer, Process Engineer, Materials Scientist, Research Scientist and Quality Control Analyst.

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