Most popular questions and responses by hereyago
  1. chemistry

    Calculate the freezing point of 0.15 m calcium chloride aqueous solution. Assume that the molal freezing point depression constant of water is 1.86°C·kg/mol and that the freezing point of water is 0.00°C

    asked on April 19, 2012
  2. chemistry

    The procedure described in this experiment was used to determine the molar mass of unknown liquid (non-electrolyte). The solution was made by mixing 0.961 g of the unknown with 100.0 g of water. The freezing point depression of the solution was −3.7°C.

    asked on April 19, 2012
  3. chemistry

    Calculate the mass of barium chloride you need to make a 0.200 m barium chloride solution with 100.0 g of water.

    asked on April 19, 2012
  4. chemistry

    A potassium iodide solution is made by mixing 0.520 g of potassium iodide with 120.0 mL of water. Calculate the molality of potassium iodide. Assume that the density of water is 1.000 g/mL

    asked on April 19, 2012