Question

Show that water is liquid at room temperature

Answer 1

at room temperature we observe that water is a fluid that is it flows easily. and it has no fixed shape, but has a fixed volume these characteristics being that of a liquid justify that water at room temperature is a liquid. you can add points like it's attractive forces are low, is less compressible etc.

Answer 2

Temperature of the room is lesser, so there is no change of state of water, hence it is liquid at room temperature.