With which of the following will the ammonium ion form an insoluble salt?
A) chloride
B) sulfate
C) carbonate
D) sulfate and carbonate
E) none of the above
Question 2
For a given reaction with H = -28.1 kJ/mol, the G = 0 at 372 K. The value of S must be ________ J/K-mol, assuming that H and S do not vary with temperature.
A) -75.5
B) 75.5
C) -7.55 10-5
D) 7.55 10-5
E) -1.32 10-2