​In the first sentence, William Kamkwamba says, "Before I discovered the miracles of science, magic ruled the world." How did magic rule William's world?

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?

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

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.