Calculate the atomic mass for iron given the data for its natural isotopes. Fe-54: 53.940 amu 5.82% Fe-56: 55.935 amu 91.66% Fe-57: 56.935 amu 2.19% Fe-58: 57.933 amu 0.33%

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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.