This problem is talking about equilibrium and Le Chatelier's Principle but I am so lost on what it's asking i've gotten as fat as putting Producs over Reactants but i don't know.

2. For each reaction below, fill the blank spaces in the table with the missed concentrations. a) 1HCl(aq)=1H+(aq)+1Cl(aq) b) 1N2(g)+3H2(g)2NH3(g)