Which of the following statements is correct?
(1) Temperature changes during the change of state of a substance
(2) Dry ice gets converted directly into gaseous state under normal atmospheric conditions
(3) Higher boiling point of a liquid indicates weaker intermolecular forces
(4) Latent heat of vaporization is equal to the latent heat of fusion for a substance
2. ________ will show ?Tyndall effect?.
(1) Salt solution (2) Blood
(3) CuSO4 solution (4) Sugar solution
Dear Student
(1) Correct statement is: Dry ice gets converted directly into gaseous state under normal atmospheric conditions.
So, option 2 is correct.
(2) Blood is a colloid which shows tyndall effect when a beam of light is focused in it. Blood molecules scatter the light making the path of the visible.
So, option 2 is correct.
Regards
(1) Correct statement is: Dry ice gets converted directly into gaseous state under normal atmospheric conditions.
So, option 2 is correct.
(2) Blood is a colloid which shows tyndall effect when a beam of light is focused in it. Blood molecules scatter the light making the path of the visible.
So, option 2 is correct.
Regards