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Lemur [1.5K]
3 years ago
7

Two gases in a mixture pass through a filter at rates proportional to the gases' rms speeds. (a) find the ratio of speeds for th

e two isotopes of chlorine, 35cl and 37cl, as they pass through the air. (b) which isotope moves faster?
Physics
1 answer:
Pavel [41]3 years ago
6 0

Answer: 1.03 ,35CL

The rms speed is given by formula:v_{rms}=\sqrt{\frac{3RT}{M}}

RMS speed is inversely proportional to the molecular mass. To find ratio of rms speed we take the square root of ratio of molecular masses as:\frac{v_{rms 35}}{v_{rms 37}}  =\sqrt{\frac{M_{37}}{M_{35}}}
=\sqrt{\frac{37}{35}}
=1.03

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