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SAT® Subject Test in Chemistry

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Calculating Molecular Weight

SATCHM-TTEY9H

What is the molecular weight of a gas that has a density of 2 g/L at a temperature of 300K and a pressure of 2 atm?

A

$24 \ g/mol$

B

$22 \ g/mol$

C

$18 \ g/mol$

D

$26 \ g/mol$

E

$16 \ g/mol$