Enter a numeric response. In the Bohr model, how many photons are emitted when an electron moves from the n

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

How do you lengthen a pattern piece? (family and consumer science, sewing)

Tell me the iupac names of the following alcohols: