Chemistry Class 10 Chapter 15 Environmental Chemistry–The Water

How much of the total earth's crust is covered by water? The amount of freshwater present on earth is? What is the total amount of water on earth in billion cubic kilometers? he most abundant salt in the sea water is? The amount of sodium chloride in sea water is? The only planet in our solar system that contains water is the? The amount of heat required to raise the temperature of 1.0 gram Of water by 1 degree centigrade is known as Heat of vaporization? the amount of heat required to evaporate a small quantity of water Is known as Heat capacity?