Mole ConceptHard
Question
The vapour density of the gas X is twice that of the gas Y. If the molecular weight of the gas X is 4 g/mole, the molecular weight of the gas Y in g/mole will be :
Options
A.8
B.4
C.2
D.16
More Mole Concept Questions
Law of multiple proportions is not applicable for the oxide(s) of...Common salt obtained from sea - water contains 96% NaCl by mass. The approximate number of molecules of NaCl present in ...A mixture of methane and ethylene in the ratio of a: b by volume occupies 30 ml. On complete combustion, the mixture yie...Twenty molecules of SO3 will weigh as much as ….. molecules of oxygen....Two elements A and B combine to form compound X and Y. For the fixed mass of A, masses of B combined for the compounds X...