Can you show me how to set up a problem to answer this question? A balloon is filled with air on a warm day.  The volume of the filled balloon is 2.00 L and the density of the air within the balloon is 1.165 x 10-3 g/mL.  The balloon is then cooled and it contracts to a volume of 1.89 L.  What is the density (g/mL) of the air in the cooled balloon?

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Asked Sep 4, 2019
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Can you show me how to set up a problem to answer this question?

 

A balloon is filled with air on a warm day.  The volume of the filled balloon is 2.00 L and the density of the air within the balloon is 1.165 x 10-3 g/mL.  The balloon is then cooled and it contracts to a volume of 1.89 L.  What is the density (g/mL) of the air in the cooled balloon?

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Step 1

Mass of the air inside the balloon can be calculated fr...

mass, m densityx volume
=dx V
=(1.165x10 g/mL)x 2000 mL
2.33g
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mass, m densityx volume =dx V =(1.165x10 g/mL)x 2000 mL 2.33g

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