Open QuestionAn atom of the isotope 133Cs contains how many protons (p), neutrons (n), and electrons (e)?1views
Open QuestionAn aluminum isotope consists of 13 protons, 13 electrons, and 14 neutrons. Its mass number is ____.2views
Open QuestionWhat is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons?1views