Question

Checkpoint 27
Fill in the blanks.
1. Carbon dioxide gas turns limewater
2. Iron filings on heating with sulphur form iron
3. Burning of petrol is a
change.
4• and
are necessary for rusting.
5•Crystals of a substance are obtained from its
solution​

Answer 1

Answer:

1. is milky

Explanation:

hope it helps follow me pls

Answer 2

Answer:

Milky. I hope write or

wrong pls comment here