The Radioactive Nuclide ⁶³Ni Decays by a First-Order Process Via

question 39

Multiple Choice

The radioactive nuclide ⁶³Ni decays by a first-order process via the emission of a beta particle.The ⁶³Ni nuclide has a half-life of 100.years.How long will it take for 71% of ⁶³Ni to decay?

• A)49.4 years
• B)21.4 years
• C)0.857 years
• D)178 years
• E)77.5 years

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Definitions:

Survivorship Curve

A graph showing the proportion or number of individuals surviving at each age for a given species or group.

Type III

Often refers to Type III hypersensitivity reactions in immunology, involving immune complex-mediated reactions.

Age Structure Diagrams

Visual representations that show the distribution of a population by age and sex, often used to predict population growth trends and social needs.

Broad Base

Typically refers to a wide foundation or support, often implying something with a wide range of sources or support.