close up of test tubes with oil and water

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How can I measure how acidic something is? How can I separate colors? And what is a lemon battery? Answers to these questions can be found here.

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What do markers, red cabbage and birthday candles have in common? Nothing, you would think. But researchers know: There's a lot of chemistry behind it all. The colors of the markers are mixed from different individual colors. Red cabbage juice changes color when it comes into contact with acids and alkalis. And candles need a gas to burn: Oxygen.

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Forscherwelt@home Water and Oil properties

Water and oil are basic ingredients in creams. This experiment explores some basic properties.

Forscherwelt - Wandering Colors

In this video we show how to mix colors without touching them.

Forscherwelt - Water As Solvent For Sugar And Salt

The video shows: Water is a strong solvent!

Forscherwelt – How to determine the amount of sugar in soft drinks?

The video shows how to determine the sugar content in beverages.


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