Which of the following is not a property of water? A. It is an excellent solvent.
B. It contains weak hydrogen bonds.
C. It is a nonpolar molecule.
D. It has a greater surface tension than most compounds.

answer; the enthalpy of both the return air and the outside air. ;

the reaction mixture contains some ammonia, plus a lot of unreacted nitrogen and hydrogen. the mixture is cooled and compressed, causing the ammonia gas to condense into a liquid. the liquefied ammonia is separated and removed. the unreacted nitrogen and hydrogen are then recycled back into the reactor .