Question

Jo as directed
1) Explain the usefulness of chemical changes in everyday life.2)Which effective safety measures will you take during cyclone
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Answer 1

Answer:

1)Examples of chemical reactions in everyday life include photosynthesis, rust, baking, digestion, combustion, chemical batteries, fermentation, and washing with soap and water. Chemical reactions occur everywhere in the world around you, not just in a chemistry lab.

2) Wear strong shoes (not thongs) and tough clothing for protection. Lock doors; turn off power, gas, and water; take your evacuation and emergency kits. If evacuating inland (out of town), take pets and leave early to avoid heavy traffic, flooding and wind hazards.

Explanation:

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