Question

You are at your cabin in the woods. Will you be able to take a hot bath tonight if only 0.1 lb of propane remains in the tank? Explain.

My answer: No, I will not be able to take a hot bath. By making assumptions and approximations, I got... energy released for combustion is less than the energy needed to heat water
Hence, I am not able to take a hot bath.

Answer 1

it depends on other factors to. techniqually this doesent take place in time so it could be that in the future that will be enough but you are probably right. most appliances could not heat water with .1 lb of propane. though it would be luke warm