What coefficients used to balance chemical equation below? ___ Ag2O > Ag + ___ O2 A 2,4,1
B 2,2,2
C 2,1,2
D 1,1,1

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?

Which characteristics can be used to differentiate star systems? check all that apply.

How many moles are in 123.0 grams of kclo4?