The Mass of a Proton Is 1

question 128

Multiple Choice

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

• A)27.7830
• B)0.5489
• C)0.5405
• D)0.0662
• E)0.4827

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