The effect of pressure change on chemical equilibrium (observation)

Examination of dissolved carbon dioxide in a bottle of carbonated water.

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Endothermic reaction

Barium hydroxide reacts with ammonium nitrate while absorbing heat from their surroundings.

Smart putty

We can witness a surprising 'performance' thanks to the special abilities of elastomers.

Molecule exercises I (Bonds)

An exercise about different types of bonds.

The surface tension of liquids

We observe whether a razor blade can float on the surface of different liquids.

Electron configuration of calcium

This animation shows the electron configuration of the calcium atom.

Soap

Fatty acid molecules consist of a polar head and a non-polar tail, therefore they are...

The conditions for rapid combustion

This experiement shows that combustion will not occur if any of the following is missing:...

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