Ill. Fill in the blanks.
1. Melting of wax is a_____
change.
2. Cooking of food is a_____
change.
3. Two methods by which rusting can be prevented are____
and____
4. When carbon dioxide is passed through lime water, it turns milky due to the formation of_____
5. The chemical name of baking soda is_____
6. Iron benches kept in lawns and gardens get____
It is a_____
change because a new
____is formed.
Answers
Answered by
4
Answer:
- physical
- chemical
- Galvanization and painting
- calcium carbonate
- Sodium bicarbonate
- rusted, chemical, substance
Explanation:
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Answered by
1
Answer:
physical change
chemical change
galvanisation and by thich layer of paint
oxygen gas
sodium hydrogen carbonate
rusted due to moisture in air
chemical change, substance
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