State true or false. If false, give the correct statement. A ball of iron floats in mercury.

State true or false. If false, give the correct statement. Argon is mono atomic gas.

State true or false. If false, give the correct statement. A subtance which contains less number of molecules per unit is said to be denser.

State true or false. If false, give the correct statement. Water is denser than kerosene.

State true or false. If false, give the correct statement. The volume of a figure is the region covered by the boundary of the figure.

State true or false. If false, give the correct statement. NaCI represents one molecule of sodium chloride.

State true or false. If false, give the correct statement. Volume of liquids can be found using measuring containers.

State true or false. If false, give the correct statement. Atoms cannot exist alone. They can only exist as groups called molecules.

State true or false. If false, give the correct statement. Compounds and elements are pure substances.

State true or false. If false, give the correct statement. Two different elements may have similar atoms.

State true or false. If false, give the correct statement. The lightness of heaviness of a body is due to volume