The density of a gas at S.T.P. is 1.40 grams per litre. The molecular weight of the gas is

The density of a gas at S.T.P is 1.50 grams per litre. The molecular weight of the gas is

Two separate bulbs contains ideal gases P and q, respectively maintained at the same temperature. The density of gas P is twice of that of the Q, and the molecular weight of the gas P is half of that of the gas Q. The ratio of the pressure of gas P to that of gas Q is

The odour from a gas A takes six seconds to reach a wall from a given point.If the molecular weightof gas A is 46 grams per moles and the molecular weight of gas B is 64 grams per mole. How long will it take for the odour from gas B to reach the same wall from the same point. Approximately -

The density of gas A is twice that of B at the same temperature the molecular weight of gas B is twice that of A. The ratio of pressure of gas A and B will be :

The density of a gas A is thrice that of a gas B at the same temperature. The molecular weight of gas B is twice that of A. What will be the ratio of the pressure acting on B and A?

The density of a gas at -23^(@)C and 780 torr is 1.40 gram per litre.Which one of the following gases is it -

The vapour density of a gas A is twice that of a gas B. If the molecular weight of B is M, the molecular weight of A will be: