Matter
The term used to identify anything that occupies space and has weight.
Matter
Skin is comprises two solids, which are carbon and sulfur and 3 gases, which are hydrogen, nitrogen and?
Oxygen
Atoms that are not missing any electrons in their outer shell and are considered electrically neutral are called
Stable
Why is water considered a neutral substance....
Positive and negative ions balance each other out
Mixtures of fats and oils converted to fatty acids by heat and then purified fall under which cosmetic classification........
Soaps
A solid is defined as
Matter with define, weight, volume, and shape
There are 118 known elements; those above which element are synthetic
92nd
When two hydrogen atoms combine with one oxygen atom, the result is a water molecule, which is a
Compound
When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered.....
Neutral
What mask is frequently used for hand and facial treatments.....
Paraffin Masks
T or F
Water freezing and becoming ice is an example of a physical change
TRUE
What is the smallest complete unit of an element
Atom
Many products estheticians use are the result of chemically uniting 2 different elements which is known as.....
Compound
A ph of 5 is how many times more acidic than a ph of 6.....
10
Liposomes, micro sponges and hydrogels all fall under what delivery system....
Microencapsulation
Why is skin a solid?
Has definite weight, volume and shape
When two molecules of the element oxygen have combined, it is called
Elemental molecule
Water molecules have 2 hydrogen atoms and one......
Oxygen atom
T or F
The average ph range of hair, skin and nails is 4.5 to 5.5
True
What ingredient provides product quality and protection, is active against bacteria and enhances the products longevity....
Preservatives
All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of......
Organic chemistry
What is the most abundant in the earths crust and 2nd most abundant element in the earths atmosphere......
Oxygen
What is an unstable atom....
An atom that is missing an electron
Chris is looking for a PH balanced product. PH balanced refers to a product that ranges from a PH of......
4.5 - 5.5
To reduce free radicals and protect delicate skin, advise your client to use products containing....
Antioxidants