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Tricoci Aesthetics Final > Chapter 7: Chemistry > Flashcards

Chapter 7: Chemistry Flashcards

1
Q

a change in the physical form of a substance without creating a new substance with distinct composition

A

Physical change

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2
Q

a change in a substance that creates a new substance with different material characteristics from those of the original substance

A

Chemical change

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3
Q

smallest complete unit of an element

A

An Atom

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4
Q

basic units of matter that cannot be broken down into simpler substances by any chemical reaction

A

Elements

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5
Q

smallest particle of a compound that contains all the chemical properties of that compound

A

Molecule

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6
Q

created by chemically uniting two different elements

A

Compounds

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7
Q

bond uniting two amino acid groups

A

Peptide bonds

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8
Q

thousands of amino acids connected together lengthwise to form a chain

A

Poly peptide chain

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9
Q

unifying concept used to organize elements and their similarities

A

Periodic law

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10
Q

groups of monomers that bond together

A

Polymers

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11
Q

serve as building blocks that connect with each other to form larger, more complex compounds

A

Monomers

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12
Q

anything that occupies space

A

Matter

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13
Q

has a positive electrical charge

A

Proton

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14
Q

has no electrical charge

A

Neutron

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15
Q

has a negative electrical charge

A

Electron

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16
Q

oils and oil-soluble substances used to condition and soften the skin

A

Emollients

17
Q

bind a wide range of organic and inorganic matter (oils and dirt) to water

A

Surfactants

18
Q

chemically unstable molecules caused by

environmental pollutants and UV exposure

A

Free radicals

19
Q

ingredients used in certain types of treatment products to prevent skin inflammation and damage

A

Antioxidants

20
Q

likely to block or clog pores and contribute to pimples

A

Comedogenic

21
Q

organic acids extracted from a variety of natural sources, including fruits, sugar, and milk

A

Hydroxy acids

22
Q

Salicylic Acid; carboxyl group located on the second carbon atom of the organic acid chain

A

Beta hydroxy acids

23
Q

Glycolic or Lactic Acids; carboxyl group is found on first carbon atom of the organic acid chain

A

Alpha hydroxy acids

24
Q

Malic Acid; contains several carboxyl groups in the same chain

A

Poly hydroxy acid

25
Q

act as a mesh-like pattern of waterproof molecules over the skin, allowing oxygen molecules to penetrate but keeping water inside

A

Silicones

26
Q

gives products “slip”

A

Dimethicone

27
Q

organic ingredients that bind water and deposit it onto the skin

A

Humectant

28
Q

used to keep crémes and lotions soft and easy to apply

A

Fatty acid

29
Q

increase the thickness of cosmetic products and provide moisturizing properties

A

Fatty alcohol

30
Q

product has less than 1% fragrance added or no fragrance at all

A

Fragrance free

31
Q

allows for the suspension of small particle solids in a base by creating a supporting structure to prevent settling

A

Thickener

32
Q

ingredients that help increase the density in products

A

Viscosity modifier / thickener

33
Q

ingredient that helps to prevent moisture loss through evaporation

A

Emollient

34
Q

ingredients added to a product to enhance the effectiveness of the preservative

A

Chelating agent

35
Q

pertains to the thickness of a product

A

Viscosity/thickener

36
Q

mixture of two or more chemicals (compounds) in which each component is evenly distributed in the mixture to form a complete and homogenous dispersion

A

Solution

37
Q

Liquid part of a solution

A

Solvent

38
Q

part of a solution being dissolved

A

Sollute

Tricoci Aesthetics Final (7 decks)

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