1. For the synthesis of ammonia gas from its elements in the gas state, if the system is currently at equilibrium, which of the following would be true if the volume that the system resides in is tripled? a) Q=K b) QK d) Not enough information has been provided to answer the question 2. What is the mass action expression for 3Mg(s) + 2Fe®"(aq) = 2Fe(s) + 3Mg?"(aq)? a) Q = [Fe(s)]”[Mg?"(aq)] /[Mg(s)]*[Fe"(aq)]* b) K = [Mg(s)[Fe(aq)] /[Fe(s)?[Mg?" (aq)] c) K = [Mg?"(aq)] / [Feaq) d) Q = [Mg" (aq)] / [Fe®"(aq)] 3. What is the molar solubility of leadil) iodate at 25°C? a) 3.7 x 10 b) 4.5 x 105 c) 2.1 x 10 d) 5.8 x 10 4. If the molar solubility of XxYs is 2.6 x 10 mol/L at 25°C, what is the K. of this compound? a) 1.3 x 10 b) 5.1 x 10-15 c) 8.5 x 10-18 d) 9.2 x 1021 5. If the K for the forward reaction is 15.1, what is K for the reverse reaction at the same T? a) -15.1 b) Also 15.1 since K is a constant c) 1/-15.1 d) 1/15.1