The box has two forces acting on it. if the box has a mass of 30 n
0.40 kg, what is its acceleration?
a. 135 m/s2 to the left
c. 15 m/s2 to the left
b. 22 m/s2 to the left
d. 0.067 m/s2 to the left

This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.