For 10 points, name this "father of modern chemistry" who was guillotined during the French Revolution.
This scientist performed an experiment in which he shone the sun's rays on a diamond, producing carbon dioxide, which showed that diamonds are made of carbon. This author of Essays Physical and Chemical was the first to state the law of conservation of mass, in his Elementary Treatise on Chemistry. He also discredited the (*) phlogiston theory and named oxygen and hydrogen, as well as compiling an early list of elements. For 10 points, name this "father of modern chemistry" who was guillotined during the French Revolution.
This scientist performed an experiment in which he shone the sun's rays on a diamond, producing carbon dioxide, which showed that diamonds are made of carbon.
Antoine-Laurent de {Lavoisier}