Question

answer the following

1. Detine density and what is the S.l. unit of density?

2. What is anomalous expansion of water?

3. A certain volume of milk has more mass than equal volume of water. Why is it more denser?

4. How does the density of water change when:
a) It is heated from 0°C to 4°C
b) It is heated from 4°C to 10°C​

Answer 1

Answer:

mota

phula

milk

1gyiib,frtyyyytthgyttffjges

Answer 2

Answer:

1. The degree of compactness of a substance.

SI unit of density is kilogram per cubic meter.

2. Anomalous expansion of water is defined as the expansion of water when it is cooled from 4 degree Celsius to 0 degree Celsius .