Trichology 1A

All of the following statements regarding pH are true EXCEPT:

On the pH scale, numbers less than 7 indicate a(n):

Which of the following is NOT an example of a physical change?

Acids tend to taste:

Substances of acidic or alkaline nature dissolve in water and/or contain:

 Water molecules have two hydrogen atoms and one:

In what pH range is skin and hair?

Neutrons have which type of electrical charge?

A mixture of secretions from the sebaceous glands and perspiration from the sweat glands is called the:

When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:

The term used to identify anything that occupies space and has weight is called:

All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of:

The bonds found within hair that help organize protein chains in order to build hair are called:

Amino acids that create proteins are linked together end to end by:

Water freezing and becoming ice is an example of what type of change?

The chemical symbol for carbon is:

A conditioner ingredient that gives dry hair a smooth feel and makes hair easier to comb is:

Why is it sometimes recommended to add heat during the process when working with conditioners?

Which shampoo would most likely be used to remove product buildup?

The scientific study of matter and the physical and chemical changes of matter is known as:

On the pH scale, numbers greater than 7 indicate a(n):

 Protons have which type of electrical charge?

Which of the following shampoo types is designed to treat scalp and hair problems or disorders?

What product adheres to the hair shaft, even after ordinary rinsing, leaving hair easier to comb and handle?

Hair consists of 97%:

Matter with definite weight, volume and shape is known as:

Which bonds found in the hair can be easily broken by heat or water?

Matter with definite weight and volume but no definite shape is called:

Using a conditioner would help achieve all of the following results EXCEPT:

Matter with definite weight but indefinite volume and shape is called:

Basic substances that cannot be broken down into simpler substances are called:

All matter that is not alive, has never been alive and does not contain carbon, such as rocks, water and minerals is:

A substance that is able to dissolve another substance is called a(n):

Electrons have which type of electrical charge?

Atoms have three main parts: protons, neutrons and:

If the pH of a shampoo is too alkaline (or too acidic), the hair fiber can:

Carbon, nitrogen, oxygen and hydrogen form the basis of:

Distilled water with a pH of 7 is considered:

A mixture of two or more kinds of molecules, evenly dispersed, would be a(n):

The most accurate method of measuring pH is with: