Combustion of gasoline in automobiles produces poisonous gases. Catalytic converters that contain solid platinum, palladium, and rhodium change these poisonous gases into harmless gases. Which statement describes the catalyst?
Answer
A
It is a homogeneous catalyst.
B
It provides an alternative pathway for the reaction.
C
It combines with poisonous gases to make them harmless.
D
It increases the energy that is needed for the reaction to occur.