Chemistry

Chemistry, 23.06.2019 16:50, yasyyas646646

An element x has two isotopes. x–15 has 7 protons and 8 neutrons. determine the atomic number and mass number of the second isotope, which has 10 neutrons in its nucleus.

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An element x has two isotopes. x–15 has 7 protons and 8 neutrons. determine the atomic number and ma...

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