Ammonia (NH3) boils at -33oC;

  1. Ammonia, NH3, is used as a refrigerant. At its boiling point of -33ºC, the enthalpy of vaporization of ammonia is 23.3 kJ/mol.
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  2. Ammonia (NH3) boils at -33oC; at this temperature it has a density of 0.81 g/cm3. The enthalpy of formation of NH3(g) is
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    2. Morgan asked by Morgan
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  3. At standard pressure, ammonia melts at 195 K and boils at 240 K. If a sample of ammonia at standard pressure is cooled from 200
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  4. At standard pressure, ammonia melts at 195 K and boils at 240 K. If a sample of ammonia at standard pressure is cooled from 200
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  5. Ammonia is commonly used in cleaning solutions, as well as in manufacturing and water purification. Its chemical formula is NH3.
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  6. Explain why water (H2O) boils at 100 oC whereas H2S boils at -61 oC, even though sulfur has a higher atomic weight than oxygen.
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    2. lyan asked by lyan
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  7. Ammonia is composed of H and N in a ratio of 9.33g N to 2.00g H. If 4.56g N combine completely with H to form ammonia, how many
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    2. greg asked by greg
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  8. 9.3mL of ammonia base cleaner requires 12mL of 1M HCL to reach end point. A) what is molarity of ammonia and b) what is
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    2. John asked by John
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  9. While heating two different samples of water at sea level, one boils at 102°C and one boils at 99.2°C. Calculate the percent
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    2. Carley asked by Carley
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  10. If 4.5 m3 of a gas initially at STP is compressed to 2.6 m3 and the temperature is raised to 33oC, what is the new pressure?
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    2. Steven asked by Steven
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