Which of the following sets illustrates the Law of Multiple Proportions? O a. Li2O, Na2O, K20 O b. 0, 02, 03 OC.HHH d. BrF, BrF3, BrF5 O e. Kcl, CaCl2, SCC13

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.