a-- 1 mole of ptcl4.xnh3 produces 3 mole of agcl with excess agno3 soln find x

b-- when (co(nh3)6)3+ treated with +2 pyridine, -2 nh3 p is formed when it is treated with -2nh3, +1en q is formed it is treated with (-2nh3),+1 en r is formed find gi for p,q,r