Polyethylene Is a Synthetic Polymer or Plastic with Many Uses $\times$

question 31

Multiple Choice

Polyethylene is a synthetic polymer or plastic with many uses.1.36 g of a polyethylene sample was dissolved in enough benzene to make 100.mL of solution,and the osmotic pressure was found to be 1.86 torr at 25^oC.What is the approximate molar mass of the polyethylene?

• A)179 g/mol
• B)1.14 \(\times\) 10⁴ g/mol
• C)7.35 \(\times\) 10³ g/mol
• D)1.24 \(\times\) 10⁵ g/mol
• E)1.36 \(\times\) 10⁵ g/mol

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1980

A year marked by significant global events including the eruption of Mount St. Helens and the election of Ronald Reagan as the President of the United States.

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