When a piece of ice is placed in water at room temperatur, ice melts and water cools down. Why does their temperture change?

When water boils, why does its temperature remain constant?

The metal which reacts with water at room temperature is ______.

If a piece of metal is heated to temperature and then allowed to cool in a room which is at temperature theta_0 , the graph between the temperature T of the metal and time I will be closest to :

When a chalk piece is immersed in water , bubbles are emitted : why ?

A piece of wood is floating on water. When the temperature of water rises, the apparent weight of the wood

Does the water stop flowing ?why?

What is the difference in ice, water and steam ?

A copper calorimeter of mass 100g and temperature 30⁰C contains water of mass 200g and temperature 30⁰C. If a piece of ice of mass 40g and temperature 0⁰C is added to it,What will be the maximum temperature of the mixture ? [ c (copper)= 0.1 cal/g ⁰C, C (water) = 1 cal/g ⁰C , L= 80cal/g ]

When carbon dioxide is passed through lime water it turns milky.Why?

Calculate the heat absorbed if the initial temperature of 50g ice is 0^@C to change into water of the same temperature (Latent heat of fusion of ice is 80 cal//g )