Mass wasting I think it's done
1. Common knowledge : Go to the right of periodic table, the atomic radius is decreasing
2. Flurine has 9 protons and lithium has 3 protons. you know that the electron is attracted with the centre of the atom, that's why more proton, more 'energy' that attract to the centre and that's why it make the shape of the atom is smaller
Yes because without movement the tow truck will not be moved with 15,000 N
Answer for your question is;
2,6 = 8
The first shell is 2 electrons the other shell is 6 electrons
<span>The vaporization of br2 from liquid to gas state requires 7.4 k/cal /mol.</span>