Avogadro's law states that the volume occupied by an ideal gas is proportional to the number of moles (or molecules) present in the container. This gives rise to the molar volume of a gas, which at STP is 22.4 dm3 (or litres).
So far, I noticed others bring the water to a boil or simmer with whole chicken in the pot. With normal cook time 45 minutes to well over a hour. Your way indicates to infuse your stock then bring to a boil and only then, add the chicken.
A 5-pound chicken typically needs to roast for approximately 115 minutes at 350 degrees Fahrenheit to be fully cooked. This applies even if the chicken is cooked at high heat to get extra crispy skin.