Why does a catalyst increase reaction rate?
A) It changes atoms into energy B) It raises the equilibrium constant always C) It must be consumed completely D) […]
Chemical Kinetics, Chemistry
Chemical Kinetics
Chemical Kinetics, Chemistry
Why does fine powder often react faster than a large lump of equal mass?
A) It has more total mass B) Its atoms are a different element C) It exposes greater surface area D) […]
Chemical Kinetics, Chemistry
Why does heating reactants often speed up a reaction?
A) A larger fraction of collisions can exceed activation energy B) Heating removes all particles C) Temperature never changes molecular […]
Chemical Kinetics, Chemistry
Why does powdered solid often react faster than an equal mass of large pieces?
A) It has fewer atoms B) It always has a lower temperature C) It loses all chemical bonds D) It […]