How Is the Term "Mass Number" Defined for a Given

question 79

Multiple Choice

How is the term "mass number" defined for a given atom or isotope?

• A) as the mass of one mole of that element or isotope
• B) as the sum of the number of protons, neutrons, and electrons
• C) as the sum of the number of protons and neutrons in the nucleus
• D) as the number of protons in the nucleus

---

Definitions:

Traceable

Refers to costs or expenses directly associated with a specific department, product, or project, making it easy to assign them accurately.

Activity-based Costing

A costing methodology that assigns overhead and indirect costs to specific products or activities based on their consumption.

Avoidable Cost

A cost that can be eliminated by choosing one alternative over another in a decision. This term is synonymous with differential cost and relevant cost.

Sunk Costs

These are costs that have already been incurred and cannot be recovered, thus should not affect future business decisions.