6. Phosphorous is prepared according to the following equation: Caz(PO4)2 + 3 SiO2 + 5 C ---> 3 Casio, + 5 CO + 2 P
What mass of phosphate rock (Ca3(PO4)2) is necessary to produce 9700. kg of
phosphorous?

Plz mark brainliest 30 points1) 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?

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

Which sample at stp has the same number of atoms as 18 liters of ne at stp