2.0 liters of a gas at stp is compressed (squeezed) to only 0.75 liters. what is the new pressure of the gas? hint pressure at stp = 1 atm pressure or 101.3 kpa

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?

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.

Which terms are used to identify pure substances