Which statement illustrates the difference between a chemical reaction and a nuclear reaction? a nuclear reaction releases more energy per gram and appears to violate the law of conservation of mass. a nuclear reaction releases less energy per gram and appears to violate the law of conservation of mass. a nuclear reaction releases more energy per gram but does not appear to violate the law of conservation of mass. a nuclear reaction releases less energy per gram but does not appear to violate the law of conservation of mass.