T2W2 102.11-102.13 Chemistry Exam

Atoms have three main parts: protons, neutrons &

Shampoo containing additives to improve tensile strength, elasticity & porosity of hair is?

The simplest atomic structure is?

Matter w/definite weight & volume but no definite shape is called?

On the pH scale, numbers less than 7 indicate

The type of rinse used to control minor dandruff & scalp conditions is?

Electrons have which type of electrical charge?

Which of the following characteristics identifies a pH-balanced shampoo?

Hair consists of 97%

On the pH scale, numbers greater than 7 indicate

Matter w/definite weight but indefinite volume & shape is?

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

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

Protons have which type of electrical charge?

Conditioner ingredient that gives dry hair a smooth feel & makes hair easy to comb

If the pH of a shampoo is too alkaline the hair fiber can?

How far can healthy hair be stretched w/out breaking when wet?

Example of an oil-in-water emulsion is

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

What is the pH range of hair, skin & nails?

Mixtures of organic substances & a medicinal agent are

When two hydrogen atoms combine with one oxygen atom, the results is a water molecule, which is?

All matter that's now living or was alive at one time, w/carbon present, falls w/in scientific division of

Rinses which affect mostly the surface of the hair

If water contains certain salts of calcium, magnesium & other metals that prevent shampoo from lathering is

Acids tend to taste

Substances of acidic or alkaline nature dissolve in water & contain?

The oil-loving part of a surface active agent is called?

In what pH range is skin & hair?

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

Atoms that are the same form a?

The most accurate method of measuring pH is

Cleaning the hair & scalp & removing all foreign matter w/out adversely affecting either scalp or hair is called?

Which of the following cosmetic classifications represents a mix of 2 or more kinds of molecules?

Which conditioners have vegetable oil base, acidic pH not recommended for fine hair

Which of the following terms means liquids not able to be mixed?

Atoms that are different form a?

Which conditioner will penetrate into damaged hair shaft & deposit proteins into the cortex?

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

Two or more of the same atoms joined together by a chemical bond is?

Substance that's able to dissolve another substance is?

Bonds found w/in hair help organize protein chains in order to build hair are?

An ingredient found in conditioners making hair easier to comb & control static is?

The primary ingredient of most shampoos is

Neutrons have which type of electrical charge?