A 125-mL sample of an aqueous solution of the protein ovalbumin from chicken egg white

Chapter 13, Problem 13.105

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QUESTION:

A 125-mL sample of an aqueous solution of the protein ovalbumin from chicken egg white contains 1.31 g of the dissolved protein and has an osmotic pressure of 4.32 torr at 258C. What is the molar mass of ovalbumin?

Questions & Answers

QUESTION:

A 125-mL sample of an aqueous solution of the protein ovalbumin from chicken egg white contains 1.31 g of the dissolved protein and has an osmotic pressure of 4.32 torr at 258C. What is the molar mass of ovalbumin?

ANSWER:

Step 1 of 3

We can find the concentration of a solution by van't hoff equation

Where

  is the osmotic pressure

 is the concentration

 is universal gas constant

 is the temperature

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