An electron has a electrical charge.

What forms when chemical reactions combine pollution with sunlight?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Is 9 correct? and can someone me with 10? it’s due tomorrow, you