(g) A mixture of calcium chloride and sodium carbonate yields sodium chloride and calcium
carbonate. When 77.211g of calcium chloride were used, how many moles of calcium chloride
can be made?

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

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?