kno3 + sulfur + C
Gunpowder and Rope
You cant make alchemy classic, its a game! Though you can download it and play it!
fire+dust
Air + Earth = Dust Dust + Fire = Gunpowder
in alchemy classic its 2 bacteria but it might be different in the original (assuming your playing alchemy classic)
gunpowder+metal to make gunpowder: fire+dust to make dust: earth+air
lplolol
coal
caoutchouc
Easy! gunpowder+metal.. Hope this helps :D (im sure it does)
freezer
ruminants+Horn