Question

Choose the correct answer:
a) Which of the following is not a chemical change?
i) rusting of iron ii) digestion of food iii) drying of cloth iv) cooking of food

b) What happens to the intermolecular force of attraction when the intermolecular space decreases?
i) it decreases ii) it increases iii) no change iv) it may decrease or increase
c) In which of the following is the intermolecular force the weakest?
i) solids ii) liquids iii) gases iv) ii and iii
d) Which of the following is used to obtain copper sulphate crystals from its saturated solution?
i) evaporation ii) sublimation iii) sedimentation and decantation iv) crystallization.
e) Which of the following is a homogeneous mixture?
i) muddy water ii) milk iii) sugar solution iv) air

Answer 1

Answer:

(a) (iii)

hope this helps you

Answer 2

Answer:

hope it helps u. Pls mark me as the brainliest. Pls,Pls

Explanation:

a) ii) digestion of food

b) i) it decreases

c) iii) in gases

d) i) evaporation

e) iii) sugar solution