From the solubility curve, how many grams of nano3 are soluble in 100 grams of water at 10°c? a.) 20 grams b.) 40 grams c.) 60 grams d.) 80 grams

What is the relationship of air masses and the temperature of oceans?

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?

Is a pencil falling to the floor anon contact force, a force, or a contact force