The Mass of a Proton Is 1

question 4

Multiple Choice

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy (in J) of a Co nucleus? (The mass of a cobalt-60 nucleus is 59.9338 amu.)

• A)2.74 × 10^-19
• B)9.12 × 10^-28
• C)4.94 × 10^-13
• D)8.20 × 10^-11
• E)2.74 × 10^-16

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