Is combining water and powdered drink mix a chemical reaction? Construct an argument to support your claim.

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.

Why does ammonia, nh3, behave as a base when it reacts with an acid? z