Check how the data increase or decrease.
Explanation:
He weighed silver, dissolved it in acid, and then recovered all the original silver by reacting the solution with copper. He also showed, by using iron to recover the copper, that this displacement of one metal from its salt by using a second metal was not because of transmutation, as many had held.
Kc= (nh4)
--------
(nh3) + (h2o)
Depends on what the problems are, you are going to have to be a bit more specific, Young Padawan