0.9% (w/v) sodium chloride (MW = 58.44 g/mol) solution (normal saline solution) has an osmotic pressure of 3.91 atm at 25ºC. What is the molarity of the solution?  What is the molality of the aqueous solution if the density of sodium chloride is 2.16 g/ml? What is the osmotic pressure of the solution at 37ºC?

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0.9% (w/v) sodium chloride (MW = 58.44 g/mol) solution (normal saline solution) has an osmotic pressure of 3.91 atm at 25ºC.

  • What is the molarity of the solution? 
  • What is the molality of the aqueous solution if the density of sodium chloride is 2.16 g/ml?
  • What is the osmotic pressure of the solution at 37ºC? 
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