Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Thanatochemistry > Exam 1 Material > Flashcards

Exam 1 Material Flashcards

0
Q

____ is a branch of natural science that is concerned with the description and classification of matter, the changes that matter undergo’s, and the energy that is associated with those changes

A

Chemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

____ is the chemistry of death, a study of physical and chemical changes in the body that are caused by death

A

Thanatochemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

____ this is the study of matter that does NOT contain carbon

A

Inorganic Chemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The simplest type of matter based on composition are called ____.

A

Elements

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

____ is the study of compounds which contain the element carbon “C”

A

Organic Chemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

____ is the chemistry of living organisms, or compounds produced by living organisms.

A

Biochemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

____ is the chemistry involved in the embalming process, those types of matter and changes in matter related to the disinfection and preservation of human remains

A

Embalming Chemistry

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Chemical Measurements

A

Metric Sytem

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

____ is the standard unit of length in the metric system

A

Meter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

____ is the standard unit of volume in the metric system

A

Liter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

____ is the standard unit of mass in the metric system

A

Kilogram

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

____ is the standard unit of heat in the metric system

A

calorie or small calorie

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

____ is the amount of heat necessary to raise the temp of 1g of water 1 degree Celsius of stp (standard temperature pressure)

A

calorie or small calorie

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Scales to measure temperatures are ____, ____, and ____.

A

F (Fahrenheit, may have negative temperatures)

C (Celsius or Centigrade, may have negative temperatures)

K (Kelvin, no negative temps can exist on this scale)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Freezing Points of water of each scale
F ___
C ___
K ___

A

32 degrees F
0 degrees C
273K

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Boiling Points of water for each scale
F ____
C ____
K ____

A

212F
100C
373K

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

____ is anything that occupies space and possesses mass

A

Matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

____ are characteristics which substances can be identified

A

Properties

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

____ properties of substance in which can be seen without a change of chemical composition

A

Physical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

____ are solid, liquid, or gas

A

State of Matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

____ is a measure of how well two substances mix

A

Solubility

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

____ is the ratio of the mass of a substance to its volume

A

Density

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

____ is the ratio of densities with water as the standard

A

Specific Gravity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

____ are the characteristics that can be observed when a substance reacts with other substances resulting in a change of chemical composisiton

A

Chemical Properties

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

____ is a rapid oxidation or burning that produces heat and light

A

Combustion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Changes in matter are ____ and ____

A

Physical

Chemical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

____ changes in the form or state of matter without any change in chemical composition

A

Physical Changes

EX:
Changes in State
Solvation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

____ the ability of of dissolving

A

Solvation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

____ is a physical property of matter ( solid liquid or gas) condition or phase in the physical composition of a substance at a given temperature and pressure.

A

State of Matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

____ a change in which a new substance or substances are produced that have entirely different properties from the original substance because the chemical composition has changed

A

Chemical Changes

EX:
Cremation of Remains
Decomposition of Remains
Preservation of Remains

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Physical states of matter are ____ and ____

A

Gases and Properties

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

____ are state of matter in which the atoms or molecules move about in almost complete freedom from on another, they have no definite shape or volume, they take the shape of their container

A

Gases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

____ is the conversion of a solid or gas into a liquid

A

Liquefaction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

____ the conversion of the state of matter from a gas to a liquid

A

Condensation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

____ the conversion of a liquid to the gaseous state

A

Vaporization

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

____ the movement of particles in solution from an area of higher concentration to a lesser concentration until equal concentration is achieved.

A

Diffusion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

____ are substances that flow easily but do not tend to expand indefinitely

A

Liquids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

Viscosity (thickness); surface tension, diffusion, solidification, crystallization, freezing, and boiling are all ____ of ____.

A

Properties of Liquids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

____ is a measure of the resistance to flow of a liquid

A

Viscosity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Melting, sublimation, are ____ of ____.

A

Properties of Solids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

____ are wetting agents; the force that acts on a surface of a liquid and tends to minimize surface area is

A

Surface Tension

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

____ is the movement of molecules or other particles in solution from an area of greater concentration until uniform concentration is reached

A

Diffusion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

____ the conversion of a liquid or a gas into a solid form

A

Solidification

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

____ the process by which a substance is given a definite form

A

Crystallization

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

____ a change of state of matter from a liquid to a solid by the loss of heat

A

Freezing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

____ the rapid passage of liquid particles to the vapor state by forming bubbles through the action of heat

A

Boiling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

____ the change in state from a solid to a liquid

A

Melting

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

____ a physical change of state during which a substance changes directly from a solid to a gas

A

Sublimation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

____ are the condensed state of matter having a definite shape and volume

A

Solids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

____ is a gas that goes through sublimation

A

Dry Ice

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

____ are simple substances which cannot be decomposed by ordinary chemical means.

A

Elements

51
Q

____ the simplest part or particle of any element that still retains the property of that element

A

Atom

52
Q

In H2O the 2 is called a _____

A

Subscript

53
Q

____ an atomic or molecular species with a positive (cation) or negative (anion) electrical charge; an atom of an element or a group of atoms acting as one unit that has lost or gained an electron or electrons

A

Ion (Monatomic Ion)

54
Q

Al is the symbol for

A

Aluminum

55
Q

Br is the symbol for

A

Bromine

56
Q

Ca is the symbol for

A

Calcium

57
Q

C is the symbol for

A

Carbon

58
Q

Cl is the symbol for

A

Chlorine

59
Q

Cu is the symbol for

A

Copper

60
Q

F is the symbol for

A

Flourine

61
Q

He is the symbol for

A

Helium

62
Q

H is the symbol for

A

Hydrogen

63
Q

I is the symbol for

A

Iodine

64
Q

Fe is the symbol for

A

Iron

65
Q

Hg is the symbol for

A

Mercury

66
Q

N is the symbol for

A

Nitrogen

67
Q

O is the symbol

A

Oxygen

68
Q

P is the symbol for

A

Phosphorus

69
Q

K is the symbol for

A

Potassium

70
Q

Na is the symbol for

A

Sodium

71
Q

S is the symbol for

A

Sulfer

72
Q

An ____ is an atom that has lost or gained electrons

A

Ion

73
Q

Every element in its free state is electrically ____

A

Neutral

74
Q

The maximum capacity of the valence shell is ____.

A

8

75
Q

The symbol of any element is a single ____ letter, and the maximum symbol for any element is ___ letters

A

Capital

3

76
Q

Any element that has luster or is shinny and is malleable and ductal; and are good conductors of electricity are ____. Most tend to loose electrons so they are mostly positive.

A

Metals

77
Q

___ gain electrons and are negative in their ionic state

A

Non Metals

78
Q

Acids, bases, salts, and oxides are ____

A

Compounds

79
Q

____ is a combination of two or more substances that is not chemically combined and is not in definite proportion by mass.

A

Mixture

80
Q

Air, embalming fluid, and blood are different ____.

A

Types of Mixtures

81
Q

Coefficient # (if present) X Subscript # (if present) X # outside () if applicable is ____.

A

Compound Equation

82
Q

The ability of a system to do work is ____.

A

Energy

83
Q

Energy which is stored is ____

A

Potential Energy

84
Q

Energy of motion is ____.

A

Kinetic Energy

85
Q

The smallest particle of an element is called the ____.

A

Atom

86
Q

All atoms are composed of a central ____ with protons and electrons

A

Neuclues

87
Q

The ____ move around the nucleus in the _____ or “____.”

A

Electrons

Orbits

“Shells”

88
Q

The identity of elements are my by assignment of an ____ which is identical to the number of protons in the nucleus

A

Atomic Number

89
Q

____ have no electrical charge; however they serve to offer stability to the ____.

A

Neutrons

Neucleus

90
Q

Atoms may join together to form ____.

A

Molecules

91
Q

Atoms of the same element which have identical chemical properties but different atomic weights are called ____.

A

Isotopes

92
Q

For any specific atom, the electrons in the outermost shell are called ____ electrons

A

Valence

93
Q

Atoms that are electrically charged because of a gain or loss of electrons are called ____.

A

Ions

94
Q

The net attractive interaction between two atoms in a single molecule creates a _____.

A

Chemical Bond

95
Q

____ have a strong tendency to change from an unstable form with an incomplete outer shell to a more stable form with a complete outer shell filled with orbitals.

A

Atoms

96
Q

Those things which hold elements together to form new substances are called ____

A

Chemical Bonds

97
Q

Compounds in which the atoms are held together by ionic bonds are called ____ compounds

A

Ionic

98
Q

____ determine an element’s chemical property

A

Valence electrons

99
Q

When electrons are shared between atoms a condition of ____ bonding occurs

A

Covalent

100
Q

+1 charge is a ____

A

Proton

101
Q

-1 charge is an ____

A

Electron

102
Q

0 charge is a ____.

A

Neutron

103
Q

The number of protons and neutrons =’s _____.

A

Atomic Weight

104
Q

The ____ of an atom is equal to the number of protons in the nucleus

A

Atomic Number

105
Q

NH4 with a +1 charge

A

Ammonium

106
Q

HCO3 with a -1 charge

A

Bicarbonate

107
Q

OH with a -1 charge

A

Hydroxide

108
Q

NO3 with a -1 charge

A

Nitrate

109
Q

NO2 with a -1 charge

A

Nitrite

110
Q

CO3 with a -2 charge

A

Carbonate

111
Q

SO4 with a -2 charge

A

Sulfate

112
Q

PO4 with a -3 charge

A

Phosphate

113
Q

CN with a -1 charge

A

Cyanide

114
Q

OCL with a -1 charge

A

Hypochlorite

115
Q

The abbreviation for an element is a ____

A

Symbol

116
Q

The abbreviation for a compound is a ____

A

Formula

117
Q

The abbreviation for a chemical change is a ____

A

chemical equation

118
Q

A number written to the left or in front of a symbol or formula is called a _____

A

Coefficient

119
Q

A number written to the right and slightly below a symbol or formula is called a ____.

A

Subscript

120
Q

In a chemical equation the substance which are on the left side of the equation are call the ____

A

Reactants

121
Q

In a chemical equation the substance which are on the right side of the equation are called the _____.

A

Products

122
Q

Formulas are usually expressed as the ____ portion written first and the ____ portion written last.

A

Metallic

Non Metallic

123
Q

_____ usually have positive oxidation numbers, whereas ____ usually has negative oxidation numbers.

A

Metals

Non Metal

124
Q

In the expression of formulas, the products are obtained from the ____; and essense “change partners” that is plus to ___ and minus to ____.

A

Reactants

Minus

Plus

Thanatochemistry (6 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions