Give the atomic number of ultimatum and give the full symbol for the above isotope.© BrainMass Inc. brainmass.com September 26, 2018, 10:53 am ad1c9bdddf - https://brainmass.com/chemistry/elements/identifying-element-number-protons-neutrons-18015
Number of protons = number of electrons
Hence, the atomic number = 120
mass = ...
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