Polyethylene is a synthetic polymer or plastic with many uses. 1.40 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°C. What is the molar mass of the polyethylene?
A) 3.39 × 106 g/mol
B) 1.19 × 104 g/mol
C) 1.06 × 108 g/mol
D) 5720 g/mol
E) 1.40 ×105 g/mol
Correct Answer:
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