Answer:
An atom of sodium has 11 proton, 11 electrons, and 12 neutrons.
Answer: b: h=2a/b1+b2
Step-by-step explanation:
Answer:
sorry that it's sideways.
and sorry if I didn't answer your question, because it dosent really make sense.
all I understand is find X from y=3x-9
and I did find X, but I hope this helps