HELP FAST PLEASE The following balanced equation shows the formation of ammonia.
N2 + 3H2 Right arrow. 2NH3
How many moles of nitrogen are needed to react with 6.75 mol of hydrogen?
a 4.5 mol
b 2.25 mol
c 20.25 mol
d 10.13 mol

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?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

What is the vapor pressure of a solution with a benzene to octane?