Exam (elaborations)
Chemistry AQA AS EXAM 2024 QUESTIONS WITH 100% CORRECT ANSWERS
Mass number - ANSWERS Total number of protons and neutrons. Atomic number - ANSWERS Numbers of protons in the nucleus and number of electrons in shells. Negative Ions - ANSWERS More electrons than protons. Positive ions - ANSWERS More protons than electrons. Relative isotopic mass - ANSWERS m...
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