Magnesium oxide does not readily decompose into magnesium and oxygen. the reaction is shown below. mgo(s) + 601.7 kj mc017-1.jpg mg(s) + ½o2(g) which factor plays the most important role in allowing this reaction to occur? temperature concentration pressure surface area mark this and return

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.