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onewaydemon
16.12.2020 •
Chemistry
How does a sample of potassium you might find in
the world different from a sample of potassium
prepared for this experiment?
1. Naturally occurring potassium
has atoms arranged in rows.
2. Naturally-occurring potassium
has atoms arranged in tubes.
3. Potassium prepared for the
experiment is clear.
4. Potassium prepared for the
experiment has atoms arranged
in X-shapes and chains.
Solved
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Ответ:
The precipitate is formed because one of the compounds is insoluble. In double replacement reactions, the positive ions and the negative ions of the two dissolved reactants switch places to form the precipitation reaction.
Explanation: