PLEASE HELP THIS TEST IS DUE IN TEN MINS Which phrase describes a scientific law?

A. A statement of how the volume of a gas is related to its
temperature

B. A prediction of the volume of a gas under special circumstances

C. A claim that the volume and temperature of a gas are unrelated

D. An explanation for why the volume of a gas depends on its
temperature

The amount of heat required to change liquid water to vapor at its boiling temperature is 2256 kj/kg. the amount of heat required to change liquid mercury to its vapor state at its boiling temperature is 295 kj/kg. one kg of each substance is currently at its boiling point. how will the amount of thermal energy required to change each substance from a liquid to a gas differ?