Electron pairs exist in many positions, or around the a central atom. how is this number determined?

c (diamond),

sio2 (quartz)

i don't know people like to fight everywhere rip.

for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

hope this : )