(Physical things) The unhomogeneous forms of matter are composed of one or to a greater extent chemical elements. Element: A pure substance that cannot be upset(a) down into smaller substances by chemical means in that location are 25 elements are essential to life. Four of these elements are Oxygen (O), Carbon (C), Hydrogen (H), and Nitrogen (N). These make up about 96% of the living matter in your body. calcium (CA), Phosphorus (P), Potassium (K), sulfur (S), and a f...If you want to furnish a full essay, order it on our website: BestEssayCheap.com
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