How would the boiling point of a cup of water compare to the boiling point of two gallons of water?

in chemistry, a solution’s concentration is how much of a dissolvable substance, known as a solute, is mixed with another substance, called the solvent. the standard formula is c = m/v, where c is the concentration, m is the mass of the solute dissolved, and v is the total volume

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.