How Many of Each Atom Are in Calcium Nitrate, Ca(NO₃)₂

question 99

Multiple Choice

How many of each atom are in calcium nitrate, Ca(NO₃) ₂?

• A)1 calcium, 1 nitrogen, and 3 oxygen atoms
• B)1 calcium, 2 nitrogen, and 3 oxygen atoms
• C)1 calcium, 2 nitrogen, and 6 oxygen atoms
• D)2 calcium, 2 nitrogen, and 6 oxygen atoms

---

Definitions:

Effect Measure Modifier

A variable that alters the direction or strength of the association between an exposure and an outcome.

Incidence Rate

The rate at which new cases of a condition, disease, or event occur in a population over a specified period.

Asbestos Exposure

The inhalation or ingestion of asbestos fibers, which can lead to serious health conditions like mesothelioma or lung cancer.

Multiplicative Scale

A measurement scale where units are exponentially related, often used in contexts where growth or change occurs at constant rates.