4. How many electrons are in the electron shell closest to the nucleus?

The length of a vector arrow represents its magnitude and the point represents its direction true or false apex

Order the following from smallest to largest atom, electron, quark, proton, neutron, molecule, nucleus

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?