Question: 50 liters is how many molecules?
Answer: and how many molecules are in 50 liters? 5 moles = 22.4*5 = 112 liters;We need to know how many moles are in 50 liters:50/22.4 = 2.23 moles; 2.23 moles * 6.022*1023 mol-1 = 13.44 * 1023 molecules.