What Is the Molecular Weight of a Gas If a 21.0

question 123

Multiple Choice

What is the molecular weight of a gas if a 21.0 g sample has a pressure of at in a flask?
(R= 0.0821 L atm/ mol K)

• A)243 amu
• B)1.89 amu
• C)234 amu
• D)11.1 amu
• E)none of the above

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