The effect of pressure change on chemical equilibrium

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

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The viscosity of liquids (observation)

Have you ever thought about why honey flows so slowly from a spoon compared to water?

Kovalente bindinger i benzenmolekyler

I benzen er der sigmabindinger og delokaliserede pi-bindinger mellem carbonatomer.


Aluminiumsmeltning er processen for at ekstrahere aluminium fra aluminiumoxid gennem...

Mixing substances, separating mixtures 1 (observation)

The method of separation of substances in a mixture depends on their different properties.

Fruit batteries

Electric current of small voltage can be created by using fruit, similarly to the Daniell cell.

The surface tension of liquids

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

Dannelse af hydrogenmolekyler

Hydrogenatomer inden for hydrogenmolekyler holdes sammen af ​​en kovalent binding.

The effect of temperature on chemical equilibrium

Change in the colour of the cobalt(II) chloride solution due to heating and cooling.

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