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Milady chemistry and chemical safety Flashcards | StudBud
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Milady chemistry and chemical safety
Milady chemistry and chemical safety
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1
_________ are the basic units of matter.
Atoms
Neutrons
Molecules
Elements
2
A liquid that is ___________ is capable of igniting but has a flashpoint between 100 and 200 degrees Fahrenheit.
nonflammable
volatile
combustible
flammable
3
______________ is a chemical reaction in which oxidation and reduction take place at the same time.
Endothermic Reaction
Acid-alkali Neutralization Reaction
Oxidation-reduction
Exothermic Reaction
4
An _________________ is a molecule containing two or more atoms of the same element in definite (fixed) proportion
ionic compound
compound molecule
elemental molecule
organic molecule
5
_________ evaporate easily and come in many types from free-flowing liquides to hard, waxy solids.
Volatile alcohols
Alkanolamines
Silicones
Volatile organic compounds
6
The SDS category of "Stability and Reactivity" provides what?
recommended limits on exposure and methods to reduceexposure
environmental, stability, and reaction risks associated with the product
the impact of the chemical on the environment, such as groundwater
7
_______________ are unstable physical mixtures of undissolved particles in a liquid.
Suspensions
Miscible liquids
Immiscible liquids
Emulsions
8
___________ are subatomic particles with a no charge.
Electrons
Neutrons
Atoms
Protons
9
A _____ is an unstable physical mixture of 2 or more immiscible substances plus an emulsifier.
Miscible liquids
Immiscible liquids
Emulsion
Suspension
10
__________ is the simplest form of chemical matter and contains only one type of atom.
Atom
Element
Energy
Molecule
11
_is a colorless gas composed hydrogen and nitrogen that has a pungent odor. It is used to raise the pH in hair products.
Ammonia
Silicone
Alcohol
Glycerin
12
______ are a special type of oil used in hair conditioners, water-resistant lubricants, and nail polish dryers.
Alkanolamines
Silicones
Volatile alcohols
Volatile organic compounds
13
The SDS category of "Accidental Release Measures" provides what?
recommended limits on exposure and methods to reduceexposure
guidelines for safe handling and storage of chemicals
instruction for proper cleanup of a spill, PPE needed, emergency measures
a list of suitable (and unsuitable) fire extinguishers,
14
Molecules are made by ___________________________.
dividing atoms into simpler substances
breaking down elements into a simpler substance
combining atoms
combining elements and atoms
15
___ occur when an acid is mixed with an alkali in equal proportions, balancing the pH and forming water(H2O) and a salt.
Redox Reactions
Oxidation-reductions
Acid-alkali Neutralization Reactions
Exothermic Reactions
16
______ is the science that deals with the composition, structures and properties of matter and how matter changes.
Element
Matter
Chemistry
Atom
17
A _____________ is a substance that causes or is believed to cause cancer.
mutagen
pathogen
carcinogen
antigen
18
A ____________ is the substance that dissolves the solute and makes the solution.
miscible liquid
solvent
solute
immiscible liquid
19
A liquid that is ____________ is easy to ignite and has a flashpoint below 100 degrees Fahrenheit.
nonflammable
flammable
volatile
combustible
20
Which of the following statements is NOT true of oil-in-water (O/W) emulsions?
Tiny oil droplets form the internal portion of each O/W emulsion
Salons, spas, and barbershops use primarily O/W emulsions.
Styling creams, cold creams, suntain lotions, and foot balms are O/W
Oil-in-water emulsions do not feel as greasy as water-in-oil emulsions.
21
___________ are subatomic particles with a positive charge.
Protons
Neutrons
Electrons
Atoms
22
The head of a surfactant molecule is ________________.
hydrophobic
amphiphilic
hydrophilic
lipophilic
23
A____________ change is a change in the composition or makeup of a substance by + or - certain elements.
elemental
organic
physical
chemical
24
Color, solubility, odor, density, melting point, boiling point, hardness,and glossiness are examples of what properties?
chemical
physical
organic
compound
25
___________ is a sweet, colorless, oily substance used as a solvent and as a moisturizer.
Ammonia
Silicone
Alcohol
Glycerin
26
The tail of a surfactant molecule is __________________.
lipophilic
amphiphilic
hydrophobic
hydrophilic
27
A(n) ________ is an ion with a negative electrical charge.
cation
hydroxide ion
anion
hydrogen ion
28
A pH below 7 is indicates a(n) __________ solution.
alkaline
neutral
acidic
toxic
29
_ are used to neutralize acids or raise the pH of many hair products. They are often used in place of ammonia.
Alkanolamines
Volatile organic compounds
Volatile alcholos
Silicones
30
______________ are not capable of being mixed together to form stable solutions.
Solutes
Solvents
Immiscible liquids
Miscible liquids
31
All matter is made up of ___________.
chemicals
electricity
visible light
energy
32
A ____________ is a chemical combination of matter in definite (fixed) proportions.
physical mixture
pure substance
chemical mixture
organic substance
33
All matter is made up of ___________.
chemicals
electricity
visible light
energy
34
A pH of 7 is a_________ solution.
acidic
toxic
neutral
alkaline
35
_________ molecules are chemical combinations of two or more atoms of different elements in definite (fixed) proportions
Organic
Ionic
Compound
Elemental
36
____________ is the separation of an atom or molecule into positive and negative ions.
Alkalinity
Toxicity
Acidity
Ionization
37
A(n) ____________ is an atom or molecule that carries an electrical charge.
ion
cation
pH
anion
38
The ability to rust, burn or change color are examples of which type of properties?
elemental
organic
chemical
physical
39
A _____________ is a stable, uniform mixture of two or more substances
miscible liquid
solute
immiscible liquid
solution
40
A(n) ________ is an ion with a positive electrical charge.
hydrogen ion
anion
cation
hydroxide ion
41
___refers to how prolonged, repeated, or long-term exposure to product ingredients can cause sensitivity in some people.
Overexposure
Toxicity
Poison
Volatility
42
Which of the following is NOT a guideline for storing chemicals?
Even if two chemicals are similar, they should never be stored mixed.
Chemicals should be locked up at all times.
Chemicals can be left out if there is a designated dispensing area.
All chemicals should be stored & disposed of in their original containers
43
________ represents the quantity of hydrogen ions and its scale is used to measure acidity and alkalinity of substances.
pH
qM
Ionization
Volatility
44
_______________ are mutually soluble, meaning that they can be mixed together to form solutions.
Solvents
Suspensions
Miscible liquids
Immiscible liquids
45
_________ are substances that allow oil and water to mix, or emulsify.
Suspensions
Solutions
Solvents
Surfactants
46
Elements produced artificially through synthesis are called what?
artificial elements
natural elements
synthetic elements
47
___________ is any substance that occupies space and has mass (weight).
Molecules
Matter
Atom
Element
48
How long can a properly formulated emulsion be stored and in what timeframe is it recommended to use these products?
1 year, 1 year
1 year, 6 months
3 years, 1 year
5 years, 2 years
49
A(n) _____________________ is when certain chemical reactions release energy in the form of heat.
Acid-alkali Neutralization Reaction
Endothermic Reaction
Exothermic Reaction
Oxidation-reduction
50
__________ refers to how a substance is used and how much of it is used and is determined by overexposure.
Volatility
Toxicity
Overexposure
Poison
51
A _____________ is a substance may cause cancer but not always.
carcinogen
antigen
pathogen
mutagen
52
__contain carbon and evaporate easily. They are used in hairspray, nail polish, base and top coats, and polish removers.
Volatile organic compounds
Volatile alcohols
Silicones
Alkanolamines
53
A ___________ is the substance that is dissolved in a solution.
solvent
solute
immiscible liquid
miscible liquid
54
A __ is a combination of matter in any proportion where the substance has the combined properties of the substance mixed
chemical mixture
pure substance
physical mixture
organic substance
55
A ___________ change is a change in the form of a substance without the creation of a new substance.
organic
elemental
physical
chemical
56
Which of the following statements about safely transporting chemicals is NOT true?
chemicals should be transported upright and in their original containers.
Do not transport incompatible chemicals together.
Transport opened containers with extra and make sure they don't spill.
Read the label for suggested temperatures/do not transport in your trunk
57
A pH above 7 is indicates a(n) __________ solution.
toxic
alkaline
neutral
acidic
58
A ________ requires an outside heat source for a reaction to occur.
Acid-alkali Neutralization Reaction
Endothermic Reaction
Exothermic Reaction
Oxidation-reduction