during our science experiment involving the water cycle our group had to use a ___ to measure the amount of rain that was collected.

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

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?

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor