Development of the atomic model

Major phases in the history of theories and views about the structure of the atom.

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Mixing substances, separating mixtures 1 (observation)

The method of separation of substances in a mixture depends on...

A non-flammable tissue (Observation)

Go behind the scenes of gastronomy and film tricks: objects in...

Glowing heart

We burn a heart in a piece of paper with the help of oxygen...

Shelling eggs

The acid in vinegar dissolves materials containing calcium...

The effect of temperature on chemical equilibrium

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

The Daniell cell

We can generate electricity with the help of a salt bridge and by...

Exothermic reaction

When heated, powdered sulphur reacts with powdered zinc, releasing...

Surface tension of liquids 2 (observation)

In this video we are experimenting with food colourings.

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