The molecular mass of a polyethyleneglycol (PEG) can be quite variable; the osmotic pressure of a solution containing 1.358 g of PEG dissolved in a final volume of 420.27 mL was 30.572 torr at 25.00�C? What is the molecular mass of the compound?  199.1 g/mol    322.2 g/mol  1965.3 g/mol  164.8 g/mol

Chemistry: The Molecular Science
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ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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Chapter13: The Chemistry Of Solutes And Solutions
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The molecular mass of a polyethyleneglycol (PEG) can be quite variable; the osmotic pressure of a solution containing 1.358 g of PEG dissolved in a final volume of 420.27 mL was 30.572 torr at 25.00�C? What is the molecular mass of the compound?

 199.1 g/mol

 

 322.2 g/mol

 1965.3 g/mol

 164.8 g/mol

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