Gases

• Maxwell–Boltzmann Distribution

  Explore how molecular speed distributions change with temperature and molar mass.

  Open activity

• Gas Laws

  Visualise the relationships between pressure, volume, temperature and amount of gas.

  Open activity

• Real Gases

  Compare ideal and real gas behaviour using the van der Waals equation.

  Open activity

Thermodynamics

• Enthalpy & Entropy

  Investigate enthalpy and entropy changes in chemical and physical processes.

  Open activity

• Gibbs Energy

  See how Gibbs free energy determines spontaneity across a range of conditions.

  Open activity

• Gibbs Energy in Practice: Predicting (and Preventing) Corrosion

  A real materials-engineering case study, told as a slide story: how ΔG = ΔH − TΔS explains why metals rust at all, and how Gibbs energy calculations guided the design of a corrosion-resistant alloy.

  Open activity

Kinetics

• Rate Laws

  Examine how reaction order and rate constants shape concentration-time behaviour.

  Open activity

• Arrhenius Equation

  Model how temperature and activation energy influence reaction rate constants.

  Open activity

• Arrhenius in Practice: Predicting Drug Shelf Life

  A real accelerated-stability study, told as a slide story: how the Arrhenius equation predicted — and long-term data confirmed — a drug's actual shelf life.

  Open activity

Equilibria

• Le Chatelier's Principle

  Predict how equilibrium position responds to changes in concentration, pressure and temperature.

  Open activity

Electrochemistry

• Nernst Equation

  Calculate cell potentials under non-standard conditions using the Nernst equation.

  Open activity