Calculate the molecular mass of the nonionic solutes
Calculate the molecular mass of the nonionic solutes: 8.02 g of solute in 861 g of water lower the freezing point to -0.430 degrees C.
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Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and that the alcohol vaporizes at 25.
What is the change in enthalpy when 18.4 g of steam at 100?C is converted to liquid waterat the same temperature and pressure? Theheat of vaporization of water is 40.7 kJ/mole. Answer in units of kJ.
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Calculate the final temperature of the mixture assuming no heat loss to the surroundings. The heat capacities of H2O(s) and H2O(l) are 2.08 and 4.18 J/g · °C, respectively
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If you place 7>50 mg of Xe(CF3)2 into a flask, how long must you wait until only 0.25 mg of Xe(CF3)2 remains?
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