Heating and Cooling Curves
8. Gases, Liquids and Solids / Heating and Cooling Curves / Problem 3
Using the following values: ΔHfus, NH3 = 332.3 J/g, cNH3, liq = 4.744 J/g•°C, and ΔHvap, NH3 = 1370 J/g, determine the amount of heat energy in kilojoules needed to convert a 50.00 g sample of solid ammonia at −77.73°C to liquid ammonia, heat the liquid to −33.33°C, and change the liquid to gas at −33.33°C.
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