States of Matte...

Just because you mix two things together does not necessarily mean they will form a homogeneous mixture (a solution). For example, if you add sodium chloride, $$NaCl$$, to a container that has both hexane and water, the $$NaCl$$ will dissolve into the water, but will not be found in the hexane $$C_{6}H_{14}$$.
Which of the following statement BEST explains these observations?

Small insects such as the water strider can walk on water due to which phenomenon (Choose the best one) 

Drops are water are created due to-

Which of the following law is followed by ideal gases?

At the boiling point of water, its surface tension

If common salt is dissolved in water, then the Surface Tension of salt water is

For a non-volatile solute:

Surface tension may be defined as

At critical temperature, the surface tension of a liquid is

Choose the wrong statement from the following?