Adding Fluoride Ions to Toothpaste and Drinking Water Converts the Mineral

question 29

Multiple Choice

Adding fluoride ions to toothpaste and drinking water converts the mineral in tooth enamel, hydroxyapatite, to fluoroapatite.This conversion is beneficial in preventing tooth decay because fluoroapatite

• A)has a solubility that is less pH dependent.
• B)makes strong hydrogen bonds.
• C)prevents halitosis.
• D)repels decay-producing bacteria.
• E)kills decay-producing bacteria.

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Definitions:

Resource Conservation

The practice of managing the use of natural resources wisely to ensure their sustainability and to protect the natural environment.

RCRA

The Resource Conservation and Recovery Act, a United States federal law that regulates the disposal of solid and hazardous waste.

Hazardous Waste

Waste materials that are dangerous or potentially harmful to human health or the environment.

Manifest System

A procedure used in shipping and transportation industries to document and declare the contents and details of cargo.