Chapter 6 PhysicalScience Terms

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Suspension is...

Is a mixture that looks uniform when stirred or shaken that separates into different layers when it is no longer agitated.
Colloid...

Is a mixture of very tiny particles of pure substances that are dispersed in another substance but do not settle out of the substance.
Any mixture of immiscible liquids in which the liquids are spread throughout one another is what?

Emulsion
What are the definitions for the following: Solution, Solute, & Solvent

Solution is a homogeneous mixture of two or more substances uniformly spread throughout a single phase. Solute is the substance that dissolves in a solution. Solvent is the substance that dissolves the solute to make a solution.
Concentration

Is the quantity of solute dissolved in a given quantity of solution.
Unsaturated Solution

Is a solution that is able to dissolve more solute.
Saturated Solution

Is a solution that cannot dissolve any more solute at the given conditions.
What is the greatest quantity of a solute that will dissolve in a given quantity of solvent to produce a saturated solution?

Solubility
______________________ is a solution holding more dissolved solute than is specified by its solubility at a given temperature

Supersaturated Solution
Molarity is...

A concentration unit of a solution that expresses moles of solute dissolved per liter of solution.
A substance that donates hydrogen ions, H⁺, to form hydroium ions, H₃O⁺, when dissolved in water is called...

Acid
Indicator

Is a compound that can reversibly change color in a solution, depending on the concentration of H₃O⁺ ions.
Base

Is a substance that eigher contains hydroxide ions, OH^-, or reacts with water to form hydroxide ions.
What is pH?

pH is a measure of the hydronium ion concentration in a solution.
Neutralization Reaction

Is a type of reaction in which hydronium ions forms an acid and hydroxide ions from a base react to produce water molecules.
Salt

Is an ionic compound domposed of cations bonded to anions, other than oxide or hydroxide anions.
What is the name for a cleaner that dissolves in both water and oil?

Soap
A nonsoap water-soluble cleaner that can emusify dirt and oil is what?

Detergent
A substance that kills harmful bacteria or viruses.

Disinfectant
A basic solution that can eigher be used as a disinfectant or to remove colors and stains.

Bleach
A weak base that neutralizes excess stomach acid.

Antacid