For the following isotopes that have missing information, fill in the missing information to complete the notation(a) 34/14 X(b) 36/X P(c) 57/X Mn(d) 121/56 X

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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.