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noname [10]
3 years ago
13

What evidence can be observed to determine when a chemical reaction takes place? (List all 6)

Chemistry
1 answer:
stellarik [79]3 years ago
3 0
1. Change in temperature
2. Odour being produced
3. Gas bubbles being formed
4. Solid precipitate is formed
5. Permanent change in colour
6. Light is being produced
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The average kinetic energy of colliding particles can be increased by increasing temperature.

B.

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Define adhesion and give an example?
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3 years ago
How many molecules are in 1kg of water
Mila [183]

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334.2× 10²³ molecules

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