1191. Which one of the following does not have a cooperative property?
A. Depression in freezing pint
B. Elevation of boiling point
C. Osmotic pressure
D. Modification of refractive index *
1192. Isotonic solutions have same :
A. Molar concentration *
B. Molality
C. Normally
D. None of these
1193. The following would be the temperature-independent concentration units:
A. Normality
B. Mass-volume percent
C. Molality *
D. Molarity
1194. The volume of 0.1 M H2SO4 required to neutralize completely 40 ml of 0.2 M Naoh solution is:
A. 10 ML
B. 40 ML *
C. 20 ML
D. 80 ML
1195. What is the molarity of a solution of H2SO4 with a density of 1.84 gm/ccat 35 degrees Celsius and a weight of 98%?
A. 4.18 M
B. 8.14 M
C. 18.4 M *
D. 18.1 M
1196. Units of molarity are :
A. gm/lit
B. mol/lit *
C. kg/lit
D. None of these
1197. Vent Hoff’s factor of Ca(NO3)2 is:
A. 1
B. 2
C. 3 *
D. 4
1198. At 1 atm pressure, which of the following will have the highest boiling point?
A. 0.1 M Nacl
B. 0.1 M sucrose
C. 0.1 M Bacl2 *
D. 0.1 M glucose
1199. Which of the following is a collaboratory property?
A. Surface tension
B. Osmotic pressure *
C. Viscosity
D. Refractive index
1200. The overall bringing down of fume pressure is equivalent to the mole part of the solute . This law is known as:
A. Henry’s law
B. Raoult’s law *
C. Ostwald’s law
D. Arrhenius law