A new synthetic element is found to have two isotopes. Isotope #1 has a mass of 310.9 amu and isotope #2 has a mass of 313.5 amu. If the percent abundance of isotope # 2 is 47.6%, w atomic mass should be written on the periodic table for this new element? 297.0 amu 312.1 aum 312.4 aum 314.4 amu 297.5 aum

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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.