In a lab experiment, students combined the solution of potassium iodide with lead (II) nitrate and the following reaction took place. Students also observed that a solid yellow precipitate of lead (11) iodide is
produced.
KI + Pb(NO3)2 → KNO3 + Pbl2
(yellow precipitate)

Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)

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?

How is the atomic number of a nucleus changed by alpha decay