The Rule That the Mass Number of Stable Isotopes Is

question 35

Multiple Choice

The rule that the mass number of stable isotopes is always at least twice the atomic number is true for all nuclides except hydrogen-1 and

• A) beryllium-10
• B) helium-3
• C) magnesium-28
• D) strontium-90
• E) vanadium-52

---

Definitions:

Recovery

Recovery refers to the process of improvement or healing, often used in economic contexts to denote the period following a recession during which economic activity resumes and grows.

Labor Productivity Growth

An increase in the amount of goods and services produced by one hour of labor.

Capital Stock

The total amount of physical and financial assets used in the production of goods and services within a company or economy.

Technological Change

The process of innovation and improvement in technology, which typically increases the efficiency of production processes and can drive economic growth.