{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}


bmb428_problemset11 - Calculate the molarity of...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
BMB428 Dr. Song Tan Physical Chemistry with Biological Applications Fall 2007 1 Problem Set 11: Ideal Solutions Due Oct 9, 2007 1. Problem 5.1 (p. 186): How many grams of water must be added to 20.0 g of urea to prepare a 5.00% aqueous urea solution by weight? 2. Problem 5.3 (p. 186): Calculate the molality of a 1.50 M aqueous ethanol solution. The density of the solution is 0.98 g cm -3 . 3. part of Problem 5.4 (p. 186): The concentrated sulfuric acid we use in the laboratory is 98.0% sulfuric acid by weight in water.
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Calculate the molarity of concentrated sulfuric acid if the density of the solution is 1.83 g cm-3 . 4. What is the definition of an ideal solution. Describe an ideal solution at a molecular level. What is Raoult's Law. 5. part of Problem 5.9 (p. 186): Liquids A and B form a nonideal solution. Provide a molecular interpretation for each of the following situations: (a) ∆ mix H > 0 (b) ∆ mix V > 0...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online