Isotopes of an Element Are Differentiated by Their ____

question 55

Multiple Choice

Isotopes of an element are differentiated by their ____.  

• A) atomic weight
• B) number of orbital shells
• C) element name
• D) mass number
• E) electron profile

Understand the composition and functions of cerebrospinal fluid (CSF).

Appreciate the complexity of brain nomenclature and terminology.

Understand the concept of neural development and plasticity.

Associate brain regions with specific cognitive and sensory functions.

---

Definitions:

Arsenic

A naturally occurring metallic element with the symbol As and atomic number 33, known for its toxicity and used in pesticides, herbicides, and insecticides.

Ground Water

Water held underground in the soil or in pores and crevices in rock.

Equilibrium

A state in a chemical reaction where the rates of the forward and reverse reactions are equal, leading to no net change in the concentration of reactants and products.

Arsenopyrite

A metallic gray, natural mineral compound of arsenic, iron, and sulfur, often associated with the occurrence of gold.