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Atoms of isotopes of the same element contain the same number of protons but a different number of neutrons Which is NOT true for isotopes of an element? 1. Carbon-12 and carbon-14 are isotopes. 2. Isotopes must have the same mass numbers. 3. Hydrogen and deuterium are isotopes. 4. Isotopes must have the same number of protons. Isotopes must have the same mass numbers. Determine the number of protons, electrons, and neutrons in the the isotope 64 29Cu. 29 protons; 29 electrons; 35 neutrons Determine the number of protons, electrons, and neutrons in the the isotope 108 47Ag. 47 protons; 47 electrons; 61 neutrons Choose the correct nuclear symbol and hyphen notation for the isotope which has 26 protons and 30 neutrons. 56 26 Fe, iron-56 The atomic number of a monatomic element is equal to the total number of protons How many electrons are present in a tin atom with a mass number of 119? 50 electrons The number of neutrons in an atom of 81Br is 46. Choose the correct nuclear symbol and hyphen notation for the isotope which has 56 protons and 82 neutrons. 138 56Ba, barium-138 Which of the following statements is NOT true about isotopes of the same element? They always have different numbers of protons Identify the isotope that has atoms with 28 neutrons, 23 protons, and 23 electrons. 51V What characteristics do atoms of carbon-12, carbon-13, and carbon-14 have in common? same number of protons and electrons What characteristics do atoms of argon-40, potassium-40, and calcium-40 have in common? same mass What characteristics do atoms of manganese-55, iron-56, and nickel-58 have in common? same number of neutrons