Why do less reactant particles form products in many reactions as time goes on?
A)There is less energy for the particles to react.
B)There are smaller areas in which particles can react.
C)Most particles have already formed products.
D)None of the above.

Question

Quizplus · Accepted Answer

As a reaction progresses, the concentration of reactants decreases because they are being converted into products. This means there are fewer reactant particles available to collide and react, leading to a decrease in the rate at which products are formed.

Why Do Less Reactant Particles Form Products in Many Reactions