Question

8. Correct the following statements. a) Water boils at 100°C under atmospheric pressure. b) A liquid evaporates above its boiling point. c) Solids have the largest inter-particle space. d) Gases have the strongest inter-particle forces. Ans. a) Correct statement. b) Correct statement. c) Wrong statement Correct statement: Solids have very smallest inter-particle space. d) Wrong statement. Correct statement: Gases have weak interparticle forces. 9. Why do we prefer to sip hot tea with a saucer rather than a cup ?
A)
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Answer 1

Explanation:

a) Water boils at 1000C at 1  atmospheric pressure.

b) a liquid evaporates at its boiling point and evaporation also occurs at below boiling point.

c) solids have the lowest inter-particle space.

d) gases have the weakest inter-particle forces.

hope this will help

Answer 2

9) As the surface area of a saucer is large the rate of evaporation increases and it makes easy to sip hot tea with a saucer rather than a cup.

hope it helps.