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02-10-2017
Chemistry

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What nuclear symbol and hyphen notation for the isotope which has 26 protons and 30 neutrons?

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06-10-2017

"Write the nuclear symbol @ hyphen notation for an atom with 26 protons and 30 neutrons. b. The averageatomic mass listed on the periodic table is an average of all the léO'lO ' of that element. C-14 and C-12 are isotopes of carbon."

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