Write the formulas for the analogous species of the elements of period 3. Express your answers as chemical expressions separated by commas.

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.

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?