A sample of seawater contains 3.75 grams of salt for every liter of  solution. Assuming that the main component of the sea water  sample is NaCl. What is the osmotic pressure of sea water at  25OC?

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
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Problem 51QAP: A biochemist isolates a new protein and determines its molar mass by osmotic pressure measurements....
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A sample of seawater contains 3.75 grams of salt for every liter of 
solution. Assuming that the main component of the sea water 
sample is NaCl. What is the osmotic pressure of sea water at 
25OC?
3) A group of natural product chemists wants to determine the molar 
mass of their newly discovered carbohydrate. They dissolved 15.2 
mg of sample in a 15.0mL solution. The resulting solution has an 
osmotic pressure of 8.50 Torr at 20OC. What is the molar mass of 
the carbohydrate

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