Question

1. Fill in the blank spaces by choosing correct words from the list given below:
List : solution, expands, irreversible, reversible. You may use a word/words more than once.
1. Burning of coal is a
change.
2. Distillation of petroleum to form petrol is a
change.
3. Melting of wax near the wick of a candle is
change, but the
burning of wax in the wick of the candle is
change.
4. A mixture obtained on dissolving a solid in water is called
5. Iron
on heating​

Answer 1

Answer:

1 irreversible

2irreversible

3reversible

4solution

5expands