Suppose the masses of NaCl and H20provided in the table represent the mass of a level teaspoon of the substance, explain why the number of atoms and moles are different when the volumes are nearly identical?

Why is an elements atomic mass not listed as a whole number on the periodic table

Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids