sentences: the eyes in the physical death noise the same after the inventions & space reacts with tin to wreck specific ->  iron and oxygen elements stay the same after the reaction  the eyes in the physical death noise the same after the inventions & space reacts with grouping to wreck land ->  oxygen and hyrdrogen elements stay the same after the reaction  iron and oxygen elements stay the same after the reaction & oxygen and hyrdrogen elements stay the same after the reaction -> the elements of two reactions stay the same