Enthalpy of solution. Part 1 Student activity Play

Entropy and spontaneous changes Student activity Play

Entropy change in the surroundings Animation Play

Even and odd number of negative signs Whiteboard exercise Play

Examples of roots of any order as the powers Animation Play

Existence of  nth root of a given number Whiteboard exercise Play

Experimental proof for the existence of dipole–dipole forces Student activity Play

Experimental proof for the existence of dipole–dipole forces Slideshow Play

Expressions with powers Whiteboard exercise Play

Factors affecting the lattice enthalpy Animation Play

Find the difference Student activity Play

Finding powers with rational exponents Whiteboard exercise Play

Finding the missing power Simulation Play

Flow of charge through a substance Student activity Play

Flow of charge through a substance Simulation Play

Flow of charge through a substance Whiteboard exercise Play

Forces of action and reaction act in opposite directions Whiteboard exercise Play

Forces of action and reaction act in opposite directions Student activity Play

Free energy change and the solubility of ionic compounds Student activity Play

Functions with negative values Whiteboard exercise Play

Functions with negative values Student activity Play

General rule for the definite integral of powers of  x Whiteboard exercise Play

Gradient of a line Student activity Play

Gradient of a line Student activity Play

Graph of a function  y = ax,  for any  a Student activity Play