Cos 206 Final Exam

Chemical hair texturizers temporarily raise the pH of the hair in order to:

A stable physical mixture of two or more substances is a(n):

Chemical side bonds formed when two sulfur-type chains are joined together are:

The strength of any permanent wave is based on the concentration of its reducing agent.

Sodium hydroxide relaxers are commonly called:

A solution with a pH value of 7 indicates a(n):

in permanent waving, the reduction reaction is due to the addition of:

waves that are activated from an outside heat source are considered:

Salt bonds can be broken by water, whereas disulfide bonds are broken by changes in pH

A combination of a thio relaxer and a thio permanent wrapped on large rods is a:

Water and alcohol are examples of miscible liquids

All Matter has physical and chemical properties and exists in the form of a:

An unstable physical mixture of two or more immiscible substances is a(n):

Permanent waves that have a 7.0 or neutral pH

Ions with a positive electrical charge are considered to be:

On-base placement minimizes stress and tension on the hair

Separation of an atom or molecule into positive and negative ions.

Relaxers are often marketed and sold as no mix-no lye relaxers are:

The oxidation of hair-color is an example of a physical change

The angel at which a permanent wave rod is positioned on the head is referred to as:

During a relaxer strand test, hair that is pressed to the scalp and continues to curl is:

Hydroxide relaxers that do not require the application of a protective base are:

Rods that are equal in diameter along their entire length or curling area are:

The process of chemically altering the natural wave pattern of hair is:

Alkaline waves are also known as cold waves

Compound made up of carbon, oxygen, hydrogen nitrogen, and sulfur:

Elements differ from one another because of the difference In the structure of their:

Hair that has been treated with a hydroxide relaxer is unfit for permanent waving

All perm wraps begin by sectioning the hair into:

The active ingredient or reducing agent in alkaline permanent waves is:

Cold cream is example of an oil-in-water emulsion of two immiscible liquids.

The curvature permanent wrap uses zigzag partings to divide base areas.

The double-rod wrap technique is also called the:

Chemically combining two or more atoms produces a:

Caution should be used with on-base rod placement to avoid additional:

Having an affinity or attraction to fat and oils.

Sodium chloride is water

Conditioner with an acidic pH that restores the hair's natural pH after a hydroxide relaxer is:

Capable of combining with or attracting water (water-loving)

The most common neutralizer is hydrogen peroxide.

Most acid waves used in salons have a pH value between:

Once in the cortex, the waving solution breaks the disulfide bonds through a chemical reaction

The wrapping technique that provides the most control over hair ends is the:

A sweet, colorless, oily substance that is used as a moisturizer in the skin and body creams is

Change in the form of a substance that does not cause a chemical reaction is a:

The main active ingredient in true acid and acid-balanced waving lotions is:

Most organic substances do not burn because they do not contain carbon.

A common volatile organic compound used in hair spray is:

Chemically combining two or more atoms produces a:

A substance, usually liquid, that dissolves another substance to form a solution is a(n):

Keratin straightening treatments work by breaking side bonds

Substances used to neutralize acids or raise the pH of many hair products are:

Most alkaline permanent waves have a pH between:

Relaxers that contain two components and must be mixed immediately prior to use are:

In the croquignole method of wrapping, the hair is wound from:

Coarse resistant hair with a strong compact cuticle requires a chemical solution that is:

In perm waving, the shape and type of curl are determined by the shape and type of the rod and

All hair color products are organic chemicals

Relaxers that only contain one component and that are used without mixing are:

The angle at which a permanent wave rod is positioned on the head is referred to as:

In permanent waving, the size of the rod determines the size of the curl.

The range of numbers used in the pH scale is

Water and alcohol are examples of miscible liquids.

Hair that is treated with hydroxide relaxers must no be treated with:

An atom or molecule that carries an electrical charge is a:

A chemical combination of matter in definite proportions is a :

The application for chemical relaxers should be started in the most resistant area, usually the

Substances that allow oil and water to mix or emulsify are:

Ammonia-free waves use an ingredient other than ATG, such as cysteamine or mercaptamine.

The active ingredient in all hydroxide relaxers is the:

The term pH is an abbreviation used for potential hydrogen.

Chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized:

Japanese thermal straightening combines use of a thio relaxer with flat ironing

Liquids that can be mixed together to form stable solutions are:

The process that stops the action of permanent wave solution and rebuilds the hair is: