Chem Teach
Soluble salt and insoluble salt
This article is about the common soluble and insoluble salts.
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Methods of protection from rusting
This article introduces the three main approaches to prevent iron from rusting.
1. Coating
2. Preventing iron from losing electrons
3. Alloying
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Coloured ions
Many compounds have a colour. Different ions in aqueous solutions have different colour. By observing the colour of the aqueous...
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Laboratory safety
Laboratory safety is the No. 1 priority in conducting experiments. Here are the key safety precautions: ย Wear safety goggles...
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