Cobalt Is Element 27

question 35

Multiple Choice

Cobalt is element 27.Cobalt-60 is used in the medical treatment of cancer.How many neutrons and protons are contained in the nucleus of this isotope?

• A)27 neutrons,33 protons
• B)33 neutrons,27 protons
• C)27 neutrons,27 protons
• D)33 neutrons,33 protons

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