Fill in the blank with the appropriate term.
1. A(n) reaction is represented by the general equation A+BC.
2. The reaction H2CO2 + H2O + CO2 is a(n) reaction.
3. A(n) reaction is the reverse of a synthesis reaction.
4. The general equation A + BC + B + AC represents a(n) reaction.
5. A(n) replacement reaction produces two new compounds.
6. Replacement reactions involve the exchange of one or more .
7. The products of a combustion reaction include carbon dioxide and .

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

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?

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?