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July 28, 2014

Homework Help: CHEMISTRY!!/science

Posted by ANDY on Monday, May 10, 2010 at 11:40pm.

A mixture of CO2 and an unknown gas was allowed to effuse from a container. The carbon dioxide took 1.25 times longer than the unknown gas to escape.Which of the following gases could the unknown one be
Choices
A: Cl2
B: CO
C: HCl
D: H2
E: SO2

I am going B
for this reason:
CO2 is 44.01
CO is 28.0102
so that means that CO is 1.25 times lighter...??
Is this correct??
So that means B is correct ???
Thanks
Andy

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