The nucleus is what a group of protons and neutrons in the center of an atom is called.
That would depend on the shape. Something like hexane is a straight line carbon chain.
H H H H H H
H C C C C C C H
H H H H H H
So this Carbon structure has 14 hydrogens.
Something like Benzene has only 6 hydrogens connected to it. I cannot show you what benzene looks like, but it you google it, you will get many images.
hello
Cl2 + 2 KBr2 = 2 KCl + 2 Br2
this is the balanced equation
yeeet
