T2W2: Chemistry

Total loss of hair on the scalp is referred to as

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

Protons have which type of electrical charge?

The primary ingredient of most shampoo is dimethicones

If the layers of the cuticle are very close together, the hair has which type of porosity?

The number of active hair follicles per square inch on the scalp refers to

The chemical symbol for carbon is

Atoms that are different form a compound

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

A product says to "shake well before use" which indicates the product is a(n)

Hypertrichosis is abnormal coverage of hair on areas of the body where normally only lanugo appears

Which of the following terms means liquis not able be mixed

Hair consists of 97%

Why is chlorine added to the water purification process?

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

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

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

All of the following statements regarding pH are true EXCEPT

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

An example of an oil-in-water emulsion is

Acids tend to taste

Male pattern baldness takes the shape of

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

A pH of 5 is how many more times acidic than a pH of 6

When amino acids combine to form the protein of the hair:

Two or more of the same atoms joined together by chemical bond is a(n)

Matter with definite weight but indefinite volume and shape are called

Neutrons have which type electrical charge?

The simplest atomic structure is

pH balanced refers to a product that ranges from a pH of

Water freezing and becoming ice is an example of a physical change