Multiple Choice
A solution consisting of 0.276 mol of methylbenzene,C6H5CH3,in 242 g of nitrobenzene,C6H5NO2,freezes at -2.0 °C.Pure nitrobenzene freezes at 6.0°C.What is the freezing-point depression constant of nitrobenzene?
A) 7.2°C/m
B) 29°C/m
C) 14.0°C/m
D) 3.5°C/m
E) 7.0°C/m
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Consider the following gas-aqueous liquid equilibrium for
Q2: To determine the molar mass of a
Q3: If the solubility of O<sub>2</sub> at 0.160
Q5: Which of the following sets of conditions
Q6: Benzene,C<sub>6</sub>H<sub>6</sub>,and toluene,C<sub>6</sub>H<sub>5</sub>CH<sub>3</sub>,form ideal solutions.At 35°C the vapor
Q7: Which of the following sets of conditions
Q8: A red blood cell placed in pure
Q9: When 1 mol of a nonvolatile nonelectrolyte
Q10: Which of the following statements best describes
Q11: What is the mole fraction of urea