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At what temperature is the root mean square speed of an atom in an argon gas cylinder equal to the r.m.s speed of a helium gas atom at- `20^oC`? Given Atomic Mass of Ar = 39.9 and of He =
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At what temperature is the root mean square speed of an atom in an argon gas cylinder equal to the r.m.s speed of a helium gas atom at- `20^oC`? Given Atomic Mass of Ar = 39.9 and of He = 4.0?
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