Question

6. State whether the statements given below are true
or false
(a) Gases have any number of free surface.
(b) Intermolecular force in case of solids is
maximum
(C) During sublimation, the substance must be
heated.)
(0) A decrease in pressure lowers the boiling
point of liquid
(e) During interconversion of matter, mass
remains constant
(1) Molecules of gas have least kinetic energy.
(9) During freezing the temperature continues to
fall.​

Answer 1

Answer:

• (a) Gases have any number of free surface.✅
• (b) Intermolecular force in case of solids is
• (b) Intermolecular force in case of solids ismaximum✅
• (C) During sublimation, the substance must be
• (C) During sublimation, the substance must beheated.)❌
• (0) A decrease in pressure lowers the boiling
• (0) A decrease in pressure lowers the boilingpoint of liquid✅
• (e) During interconversion of matter, mass
• (e) During interconversion of matter, massremains constant✅
• (1) Molecules of gas have least kinetic energy.✅
• (9) During freezing the temperature continues to
• (9) During freezing the temperature continues tofall.✅

Answer 2

Answer:

a. true

b.true

c.true

d.

e. false

f.false

g.true