Question 5 of 10 Which statement describes the law of conservation of energy?
A. When an energy transformation happens, no energy is destroyed
or created.
B. There is only one form of energy.
C. Energy can only change from nuclear energy to chemical energy.
D. The total energy in a system can only increase.

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

Plz mark brainliest 30 points1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s.2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?