In which of these samples do the molecules have the greatest kinetic energy?

solid ice (-25°c)
water vapor (102°c)
ice water (0°c)
liquid water (54°c)

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?