The Mass of a Proton Is 1

question 70

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 ⁶⁰ Ni nucleus? (The mass of a nickel- 60 nucleus is 59.9308 amu.)

• A) 0.5449
• B) 28.7930
• C) 1.2374
• D) 1.3066
• E) 0.5505

---

Definitions:

Cheque Clear

The process by which a cheque's funds move from the issuer's account to the recipient's account, and the cheque is deemed successfully processed.

Banking System

A network of financial institutions, including banks, that provide financial services to the public and businesses.

Availability Float

The time difference between when a deposit is made in a bank account and when the amount becomes available for use.

Collection Float

The time gap between when a check is deposited into a bank account and when the funds become available.