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[" Q10JEE Main "2020" - "9" January (Evening) "],[" Two gases-argon (atomic radius "0.07nm" ,atomic weight "40" ) and xenon (atomic radius "0.1nm" ,"],[" atomic weight "140" ) have the same number density and are at the same temperature.The ratio of their "]

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Two gases-argon (atomic radius 0.07 nm, atomic weight 40) and xenon (atomic radius 0.1 nm, atomic weight 140) have the same number density and are at the same temperature. The ratio of their respective mean free times is closest to :

Tow gases-argon (atomic radius 0.07 nm, atomic weight 40) and xenon (atomic radius 0.1 nm, atomic weight 140) have the same number density and are at the same temperature. The ratio of their respective mean free times is closest to :

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What will be the weight of CO having the same number of oxygen atoms at present in 22 g of CO_(2) ?

What will be the weight of CO having the same number of oxygen atoms at present in 22 g of CO_(2) ?

Two gases Ar (40) and Xe (131) at same temperature have same number density. Their diameters are 0.07 nm and 0.10 nm respectively. Find the ratio of their mean free time

The radius of an oxygen atom is 0.073 nm . What does the symbol 'nm' represent ?

An element having an atomic radius of 0.14 nm crystallises in a fcc unit cell. What is the length of side of the cell ?