You use a balance to find the mass of a folded newspaper. then you run it through a shredder. predict its mass after being shredded. a) the two masses cannot be compared because a physical change has occcured. b) the mass of the shredded paper will be equal to the mass of the folded paper. c) the mass of the shredded paper will be less than the mass of the folded paper. d) the mass of the shredded paper will be greater than the mass of the folded paper.