What is the study of matter, the physical and chemical changes affecting matter and it’s energy changes?
Chemistry
What active ingredient is considered a drug product under FDA guidelines?
Sunscreen
This matter has definite weight and volume, but no shape.
Liquids
Ingredients added to a product to enhance effectiveness of preservative
Chelating agent
What is the natural pH of the skin?
4.5-5.5
What is the study of chemical reactions, such as growth, reproduction, and respiration that occurs within a living organism?
Biochemistry
What is a mixture of two or more chemicals evenly distributed?
Solution
What type of change affects the physical form of a substance without creating a new substance with a different composition?
Physical change
Fatty acids that have been exposed to hydrogen
Fatty alcohols
This is composed of a mixture of sebum and sweat combining with lipids, minerals and moisture
Acid mantle
What is the study that deals with all matter that is now living or was alive at one time?
Organic chemistry
Suspension
This matter has indefinite volume and shape but a definite weight.
Gases
This keeps creams and lotions soft and easy to apply to skin. Comes from plant and animals sources
Fatty acids
This solution is often referred to as a “base,” and has more negative hydroxide ions than positive hydrogen ions
Alkaline
What is the study that deals with matter that does not contain carbon?
Inorganic chemistry
Saccharides
What are the basic units of matter that cannot be broken down by any chemical reaction?
Elements
Substance consisting of 2 immiscible liquids
Emulsion
Often used by estheticians, this substance has a pH of 7
Distilled water
What scientist, through his experiments with respiration and combustion, revealed the true nature of chemistry?
The father of modern chemistry/Antoine Laurent Lavoisier
What is the process of a solid or gas changing states without becoming a liquid?
Sublimation
Chemical change
This ingredient is an essential growth factor that prevents premature aging and is believed to partially reverse clinical signs of photo damaged skin
Kinetin
What is a solution containing positively charged ions?
Acids