A piece of zinc-copper alloy has a mass of 25 g. It was placed into a graduated cylinder and the volume of the water is increased by 3.2 mL. What is the density of the alloy ? (Write your answer two significant figure. e. g .: 2.5 ) g/cm^ 3

The clouds are grey and ground is wet. a quantitative b qualitative

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

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?