If the mass ratio of helium and methane is `1:8` then the molar ratio of two gases will be

If the ratio of the volumes of two spheres is 1 : 8, then find the ratio of their radii.

If the ratio of volumes of two spheres is 1:8, then the ratio of their surface area is 1:2 (b) 1:4 (c) 1:8 (d) 1:16

A mixture of gases contains H_(2) and O_(2) gases in the ratio of 1:4 (w//w) . What is the molar ratio of the two gases in the mixture?

A mixture of gases contains H_(2) and O_(2) gases in the ratio of 1:4 (w//w) . What is the molar ratio of the two gases in the mixture?

If the ratio of the masses of two planets is 8 : 3 and the ratio of their diameters is 2 : 3, then what will be the ratio of their acceleration due to gravity ?

If the volumes of two cubes are in the ratio 8:1, then the ratio of their edges is (a) 8:1 (b) 2sqrt(3):1 (c) 2:1 (d) none of these

The ratio of the escape speed from two planets is 3 : 4 and the ratio of their masses is 9 : 16. What is the ratio of their radii ?

A mixture of methane and ethane in the molar ratio of x:y has a mean molar mass of 20. what would be the mean molar mass, if the gases are mixed in the molar ratio of y:x?

A mixture of methane and ethane in the molar ratio of x:y has a mean molar mass of 20. what would be the mean molar mass, if the gases are mixed in the molar ratio of y:x?

Densities of two gases are in the ratio 1: 2 and their temperatures are in the ratio 2:1 , then the ratio of their respective pressure is