Compute the freezing point of an aqueous solution

Reference no: EM13180761

Calculate the freezing point of an aqueous solution formed by dissolving 4.22 g of KCl in 25.00 mL of water. Kf for water is -1.86 degrees C/m. Assume the density of water is 1 g/mL. (Hint: Use the idea van't Hoff factor, i.)

Reference no: EM13180761

Questions Cloud

Explain what would be the concentrations of acetic acid : What would you expect to happen if you combined 10.0mL of 10^-2 M acetic acid and 5.0mL of 10^-2 M sodium hydroxide? What would be the concentrations of acetic acid and sodium acetate in this solution

Compute the equilibrium constant from an absorbance value : calculate the equilibrium constant from an absorbance value but my professor never told us how to calculate this.

How does quantity of homes supplied change in the long run : The market for corn is currently in market equilibrium. Graph this situation. On your graph show what happens to the quantity of corn and the price in the market as the use of ethanol fuels becomes more widespread at the same time that a drought d..

Explain what is the concentration of the resulting solution : If one pipet volume of each of the following pipets (2, 5, 10 mL) of a 2.56x10-1 M sample are added to a 25 mL volumetric flask and it is filled to the line with water and well mixed, what is the concentration of the resulting solution?

Compute the freezing point of an aqueous solution : Calculate the freezing point of an aqueous solution formed by dissolving 4.22 g of KCl in 25.00 mL of water. Kf for water is -1.86 degrees C/m. Assume the density of water

Limits for countrys ability to catch up with richer nation : Select a nation that has a low per capita income and discuss how the catch-up effect would work for that country. Consider the determinants of productivity and explain some of the things that would tend to prohibit or limit that country's ability ..

Compute the molar mass of an unknown molecular compound : Calculate the molar mass of an unknown molecular compound mixed with solid camphor, C10H6O, heated and then cooled giving the following data. Show all steps in calculation.

Explain never change how a protein is allosteric regulated : A change in the primary sequence of a protein will never change how a protein is allosteric regulated. a.) True b.) False Which of the following is NOT a mechanism of enzyme regulation? a.) Feedback inhibition by a product. b.) Addition or removal..

Explain what aspect of coordination chemistry is used : Identify these solutions based only on color. What aspect of coordination chemistry is used in your decision?

User Account

All Pages