Aluminiumsmeltning

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

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Dannelse af hydrogenmolekyler

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

Smeltning og frysning

Under frysning dannes hydrogenbindinger mellem vandmolekyler, hvilket resulterer i en...

Fiery orange peel

When the essential oil from the peel touches the candle flame, it burns and creates a ball of fire.

Bending a jet of water

A surprising phenomenon occurs when we hold a statically charged ruler near water flowing from a...

Mixing substances, separating mixtures 1 (observation)

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

Smart putty

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

Molekyle øvelse VII (organiske nitrogenforbindelser)

En øvelse om grupperne og strukturen af ​​organiske nitrogenforbindelser.

Is water essential for life?

Water is one of the most important substances on Earth. Let's learn more about it.

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