Give one reason why it is difficult to to produce models for future climate
change.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

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?

Salt in oceans comes from and of rocks