During science lab, Carl notices that when he adds water to his solid sample of anhydrous copper
copper sulfate, CuSO4, his reaction vessel
becomes warm and a blue solution forms. Describe what is happening
es )))

What elements have 2 electrons inthe 4s sublevel

Predict the products butane (c4h10) + oxygen —>

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?