Ascientist is observing a cell in notices the presence of starch what does this tell her about the cell

How will the emission of an alpha particle affect the atomic number of an atom

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp