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Study Test Guide > Ch 10 the basics of chemistry > Flashcards

Ch 10 the basics of chemistry Flashcards

1
Q

Which branch of science focuses on the study of substances that contain the element carbon

Inorganic chemistry, chemistry organic chemistry, geology

A

Organic chemistry

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2
Q

All living things or things that were once alive contain

Oxygen, hydrogen, carbon nitrogen

A

Carbon

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3
Q

_____ is not an organic substance But motor oil, poison ivy and nail enhancements are

Air, motor oil, poison ivy, nail enhancements

A

Air

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4
Q

The study of substances that do not contain carbon but may contain hydrogen is

Biology, inorganic chemistry, organic chemistry, geology

A

Inorganic chemistry

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5
Q

Matters any substance that occupies space and has_or weight

Shape, texture, size ,mass

A

Mass

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6
Q

_____is not a chemical. Water granite and sand are

Light, granite, water, sand sand

A

Light

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7
Q

Energy is not____

Occupies space, has space, has chemical properties, is not matter

A

Matter

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8
Q

What is the letter symbol for carbon

cn
C
Ca
ca

A

C

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9
Q

The smallest chemical particle of an element that retains the properties of that element is

An atom, I cell, a molecule, a nucleus

A

An atom

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10
Q

What is the symbol for atmospheric oxygen

O
O2
O3
CO2

A

O2

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11
Q

How many atoms are in a molecule

None, two or more, only one, no more than two

A

Two or more

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12
Q

Millions of chemical reactions occur in the body every_which is what keeps us alive

Day, hour, minute, second

A

Second

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13
Q

Common table salt is an example of

A compound element, a compound molecule, a common atom, an emulsion

A

The compound molecule

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14
Q

When water boils

Changes its physical form to a gas, changes its physical form to a liquid, is no longer H2O, undergoes a chemical change

A

It changes its physical form to a gas

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15
Q

What has a definite volume but not a definite shape

Solids, liquids, gases, vapors

A

Liquid

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16
Q

Weight is an example of what kind of property

A physical property, a chemical property, a substantive property, a solid property

A

Physical

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17
Q

When an abrasive file is used on the nail plate and both nail plate and the file or changed in_occurs

A chemical reaction, an endothermic reaction, a chemical change, a physical change

A

Physical change

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18
Q

All atoms elements elemental molecules and_are pure substances

Matter, compounds molecules, liquids, compound Atoms

A

Compound molecules

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19
Q

Salt water is an example of

An emulsion,
A physical mixture, a suspension, a pure substance

A

Physical mixture

20
Q

An_is a stable uniform blend of two or more substances

Solute, solution, solvent, suspension

A

Solution

21
Q

Water and oil are

Immiscible liquids
Miscible liquids
Mutually soluble
Easily mixed

A

Immiscible liquids

22
Q

All matter exists in 1 of 5 different physical forms, including solid ,liquid ,gas, or vapor and

Lymph
Milk
Blood
Plasma

A

Plasma

23
Q

The binding agent that allows immiscible liquids to join together in an Emulsion is called

A conjoiner
A solvent
An emulsifier
An ion

A

Emulsifier

24
Q

A properly formulated emulsion stored under ideal conditions can be stable for up to

Six months three years one year 10 years

A

Three years

25
Q

The tail of a surfactant molecule is

Hydrophilic, lipophilic exothermic endothermic

A

lipophilic Not hydrophilic

26
Q

Mayonnaise is an example of the

An oil and water emulsion
A water in oil emulsion
A solution
suspension

A

An oil and water emulsion

27
Q

Footbalm is an example of

An oil and water emulsion
Oh, water in oil emulsion
A solution
A suspension

A

A water in oil emulsion

28
Q

Pomades and pastes are made with the combination of patrolatum and what two other substances

Calcium and talC
Oil and talc
Oil and wax
Wax and calcium

A

Oil and wax

29
Q

Volatile alcohol is alcohol that

Evaporates easily
Does not evaporate easily
Is flammable
Is inflammable

A

Evaporates easily

30
Q

Glycerin is_substance

A bitter
A brown
An oily
A colorful

A

An oily 

31
Q

Volatile organic compounds contains which of the following

Nitrogen, silicone, talc, carbon

A

Carbon

32
Q

An atom or molecule that carries an unbalanced electrical charge is called

An anion, an ion, a cation, an electron

A

An ion

33
Q

When ionization occurs the resulting ions

Have opposite electrical charges
Have the same electrical charges
Have no electrical charge
A negative electrical charge

A

Have opposite electrical charges

34
Q

The more_ions a substance has the more acidic it will be

Carbon, nitrogen, hydroxide, hydrogen

A

Hydrogen

35
Q

A product must contain_to have a pH

Silicon, oxygen , water, alcohol

A

Water

36
Q

Pure water has a_PH

Neutral, acidic , alkaline, ionized

A

Neutral

37
Q

A solution is neutral if it’s pHs is

0 ,1, 7,10

A

Seven

38
Q

The pH scale ranges from

1 to 10, 0 to 14, 1 to 14, 0 to 10

A

0 to 14

39
Q

A pH of eight its_than a pH of seven

100 times more acidic, 10 times more alkaline , 20 times more alkaline, 100 times more alkaline

A

10 times more alkaline

40
Q

An acidic solution will turn litmus paper from

White to black, black to white, red to blue, blue to red

A

Blue to red

41
Q

An alkali has a pH of

It has a pH less than seven
Has a pH more than seven
turn litmus paper from blue to red
Is safe in the eyes

A

More than seven

42
Q

Nail polish is an example of

An inorganic substance
An organic substance
Volatile compound
A solution

A

An organic substance

43
Q

Electricity is considered to be

Matter, energy, a chemical, a mineral

A

Energy

44
Q

How many naturally occurring elements are there

67, 109, 90, 117

A

90

45
Q

A special type of ingredient used in nail polish dryers and skin protectant is

Alcohol, glycerin, silicone, anti-septic

A

Silicone

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