What is the reaction of Ba(OH)2(aq) with SO2(g) and what happens when excess gas is sent through it? Please I want chemical equations with the physical states.

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.

Find the mass, in grams, of 5.00*10^23 molecules of f2