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Author Question: Exactly 375.0 mg of an unknown protein is dissolved in enough water to give 50.00 mL of solution and ... (Read 160 times)

cherise1989

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Question 1

Determine the osmotic pressure at 25 °C of an aqueous solution that is 0.028 M NaNO3.
◦ 1.37 atm
◦ 0.685 atm
◦ 0.0729 atm
◦ 0.0364 atm
◦ 2.06 atm

Question 2

Exactly 375.0 mg of an unknown protein is dissolved in enough water to give 50.00 mL of solution and the osmotic pressure determined as 3.25 mmHg at 298 K. Estimate the molar mass of this protein.
◦ 42,900 g/mol
◦ 3,600 g/mol
◦ 56,400 g/mol
◦ 139,000 g/mol


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Marked as best answer by cherise1989 on Jul 8, 2021

maaaaaaaaaa

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cherise1989

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Reply 2 on: Jul 8, 2021
YES! Correct, THANKS for helping me on my review


Jossy

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Reply 3 on: Yesterday
Excellent

 

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