If the density of an object is 5.2g/cm3, and it’s volume is 3.7 cm3, what is it’s mass?

Sylvanite is a mineral that contains 28.0% gold by mass. how much sylvanite would you need to dig up to obtain 77.0 g of gold? explain how you got your answer and the steps you took. you

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?

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro