How many miles are in 104.0 grams of chromium

Which best describes how johannes kepler developed his laws of planetary motion

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?

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring