How does decreasing the concentration of a substance affect its reaction rate?(1 point)%0D%0AResponses%0D%0A%0D%0AThe reaction rate increases.%0D%0AThe reaction rate increases.%0D%0A%0D%0AThe reaction rate decreases.%0D%0AThe reaction rate decreases.%0D%0A%0D%0AThe reaction rate is unchanged.

The reaction rate decreases.