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Define the terms: (a) Element (b)Atom (c) Molecule. |
Answer» atom is a PARTICLE of MATTER that characterizes a chemical element. It is the smallest PART of ordinary matter. It is MADE from particles called protons, neutrons and electrons called the subatomic particles.(a) An element is a substance that is made entirely of one type of atom. For example, the element sodium is made up of only sodium atoms.(c) A molecule is a substance that contains two or more atoms CHEMICALLY joined, such as H2,O2 |
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