One of the two vessels of same capacity is filled with oxygen and other is filled with helium of same mass. Both gasess are at same temperature. The ratio of pressure of these gases is

A vessel is filled with some gas at 76cm of Hg. If the mass of the gas in the vessel is increased by 50% at the same temperature then pressure of the gas in the vessel is

Oxygen and hydrogen in two enclosures have same mass, volume and pressure. The ratio of the temperatures of the two gases is

Two closed pipes have the same fundamental frequency. One is filled with oxygen and the other with hydrogen at the same temperature. Ratio of their lengths respectively is

Two closed pipes have the same fundamental frequency.One is filled with oxygen and the other with hydrogen at the same temperature. Ratio of their lengths respectively is

Two identical vessels contain helium and hydrogen gases at same temperature, then

Two identical vessels contain helium and hydrogen gases at same temperature, then

Four ten litre flasks are separately filled with the gases hydrogen, helium, oxygen and ozone at the same temperature and pressure. The ratio of the total number of atoms of these gases present in different flasks would be