Convert the following word equation into a formula equation fluorine + aluminum bromide → bromine + aluminum fluoride

In a sample of oxygen gas at room temperature, the average kinetic energy of all the balls stays constant. which postulate of kinetic molecular theory best explains how this is possible?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?