What environmental factors affect kinetic energy and diffusion?

The environmental factors that affect kinetic energy and diffusion are the surrounding temperature, the size of the solute inside a solution, the concentration of the solution.

c, 1a hope this

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.