Admission test for the degree course in medicine and surgery

Domanda 38 di 51

Identify the number of protons (p), neutrons (n) and electrons (e) present in the ion:

• p = 27 n = 25 e = 21
• p = 24 n = 24 e = 21
• p = 27 n = 25 e = 24
• p = 24 n = 28 e = 21
• p = 24 n = 28 e = 24

Rispondi

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