Equilibrium constant expression Student activity Play

Erythrocyte in 0.3% NaCl Animation Play

Erythrocyte in 3% NaCl solution Animation Play

Erythrocyte in hypertonic; hypotonic and isotonic solution Simulation Play

Ethanoic acid/sodium ethanoate buffer – addition of strong base Animation Play

Evaporation of liquids Student activity Play

Evaporation of liquids Whiteboard exercise Play

Example of a differential equation and its solution Animation Play

Examples of quadratic equations Whiteboard exercise Play

Examples of quadratic equations Student activity Play

Examples of solutions Illustration Play

Examples of solvents Slideshow Play

Examples of weathering Slideshow Play

Experimental determination of enthalpy of solution Whiteboard exercise Play

Experimental determination of enthalpy of solution Student activity Play

Exponential equations with the use of logarithms Student activity Play

Extraction of aluminium Student activity Play

Extraction of copper Student activity Play

Factors affecting enthalpy of hydration Animation Play

Factors affecting the pH of a metal salt solution Animation Play

Finding an approximate solution of the equation Animation Play

Finding graphical solution of simultaneous equations Whiteboard exercise Play

Finding graphical solutions of inequalities Whiteboard exercise Play

Finding graphical solutions of inequalities Student activity Play

Finding solutions of inequalities Student activity Play