Author Question: The density of NO2 in a 4.77 L tank at 738.4 torr and 45.0 C is ________ g/L. A) 1.71 B) 1300 ... (Read 50 times)

cnetterville · **on:** Aug 27, 2018

The density of NO2 in a 4.77 L tank at 738.4 torr and 45.0 C is ________ g/L.

A) 1.71
B) 1300
C) 12.1
D) 0.0169
E) 8.17

Question 2

A solution is prepared by dissolving 0.60 g of nicotine (a nonelectrolyte) in water to make 12 mL of solution. The osmotic pressure of the solution is 7.55 atm at 25 C. The molecular weight of nicotine is ________ g/mol.

A) 28
B) 43
C) 50
D) 160
E) 0.60