SCIENCE [20 Minutes]
Cam completed a lab that involved placing samples of different ionic salts into a flame and observing the color produced.
He noticed that he saw three main colors in the experiment, despite using eight different salts (Copper chloride, sodium
chloride, potassium chloride, copper sulfate, sodium carbonate, potassium carbonate, copper nitrate, sodium sulfate).

Plz mark brainliest 30 points 1) 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?