This Divorce Rate Represents the Number of Divorces in a Given

question 39

Multiple Choice

This divorce rate represents the number of divorces in a given year for every 1,000 people in the population.

• A)ratio of marriages to divorces rate
• B)crude divorce rate
• C)refined divorce rate
• D)predictive divorce rate

---

Definitions:

Valence Shells

Valence shells are the outermost shell of an atom that contains the electrons most likely to be involved in chemical reactions.

Noble Gas

A group of chemical elements with similar properties under standard conditions; they are odorless, colorless, monatomic gases with very low chemical reactivity.

Electron Shell

The grouping of electrons surrounding the nucleus of an atom, where electrons exist in fixed energy levels.

Octet Rule

A chemical rule of thumb that states atoms tend to combine in such a way that each atom has eight electrons in its valence shell, giving it the same electronic configuration as a noble gas.