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Biology, 21.07.2019 11:50 dee5896

Which of the following elements has the highest atomic mass? a) helium: 2 protons and 2 neutrons b) nitrogen: 7 protons and 7 neutrons c) oxygen: 8 protons and 8 neutrons d) hydrogen: 1 proton and no neutrons

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Which of the following elements has the highest atomic mass? a) helium: 2 protons and 2 neutrons...

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