The effect of pressure change on chemical equilibrium (observation)

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

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The Daniell cell

We can generate electricity with the help of a salt bridge and by immersing a zinc electrode in...

The conditions for rapid combustion

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

Fire under the ash

Catalysts can facilitate or support the process of reactions that otherwise would not occur.

Covalent bonds in benzene molecules

In benzene there are sigma bonds and delocalized pi bonds between carbon atoms.

Development of the atomic model

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

Glowing heart

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

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