A solution is prepared by dissolving 104.1 grams of barium chloride, BaCl2 in 1000. grams of water? What is the freezing point of this solution? [The freezing point depression constant for water is 1.86°C/mole solute in 1000g of water]
A) -1.86°C
B) -2.79°C
C) -3.72°C
D) -5.58°C
B
You might also like to view...
A beaker contains a mixture of ice and pure liquid water at 0°C. What happens to the temperature of the liquid water as heat is added?
A) It immediately begins to rise slowly. B) It remains constant until the ice melts, and then it begins to rise. C) It rises rapidly as the ice melts. D) It rises slowly until it reaches 32°C, and then it remains constant as the ice melts. E) The temperature pattern cannot be predicted.
Of the following, which has the greatest total volume of water?
A. the atmosphere B. rivers and lakes C. ice caps and glaciers D. groundwater
Which was the most recent innovation?
A) dynamite B) cotton gin C) railroad D) steam engine E) television
The total length of channels within a drainage basin in relation to total area is called _____
a. stream order b. drainage density c. stream capacity d. stream discharge e. stream gradient