cascade

So I got my new tank, 55 gallon. Got 2 new filters for it.. 2 canisters, cascade 1000's 1 without filter media, (only bio balls) in every slot 25. second with filter pads, sponges, etc. etc. ( NO CARBON ) Prepped all rocks, for the tank.. Put them in a tub with Baking soda for 3 days, after...