Northern cod produce proteins that protect their cells from damage caused by subzero temperatures. Measurements of the osmotic pressure for two "antifreeze" proteins at 18°C yielded the data listed below. Use this information to calculate the molar mass for each of the proteins. Assume these proteins are nonelectrolytes and use the value /- 1. V 1st attempt Part 1 Jd See Periodic Table If a 48.3 mg sample of protein A in 1.5 mL of water has an osmotic pressure of 0.285 atm, what is the molar mass of protein A? g/mol Part 2 If a 56.5 mg sample of protein B in 1.75 mL of water has an osmotic pressure of 0.218 atm, what is the molar mass of protein B? g/mol.

Chemistry: An Atoms First Approach
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Author:Steven S. Zumdahl, Susan A. Zumdahl
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Chapter10: Properties Of Solutions
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Problem 124CP
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Northern cod produce proteins that protect their cells from damage caused by subzero temperatures. Measurements of the osmotic pressure for two
"antifreeze" proteins at 18°C yielded the data listed below. Use this information to calculate the molar mass for each of the proteins. Assume these
proteins are nonelectrolytes and use the value /- 1.
V
1st attempt
Part 1
Jd See Periodic Table
If a 48.3 mg sample of protein A in 1.5 mL of water has an osmotic pressure of 0.285 atm, what is the molar mass of protein A?
g/mol
Part 2
If a 56.5 mg sample of protein B in 1.75 mL of water has an osmotic pressure of 0.218 atm, what is the molar mass of protein B?
g/mol
Transcribed Image Text:Northern cod produce proteins that protect their cells from damage caused by subzero temperatures. Measurements of the osmotic pressure for two "antifreeze" proteins at 18°C yielded the data listed below. Use this information to calculate the molar mass for each of the proteins. Assume these proteins are nonelectrolytes and use the value /- 1. V 1st attempt Part 1 Jd See Periodic Table If a 48.3 mg sample of protein A in 1.5 mL of water has an osmotic pressure of 0.285 atm, what is the molar mass of protein A? g/mol Part 2 If a 56.5 mg sample of protein B in 1.75 mL of water has an osmotic pressure of 0.218 atm, what is the molar mass of protein B? g/mol
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