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chemistry > General Chem. > Flashcards

General Chem. Flashcards

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1
Q

branch of natural science concerned with description and classification of matter, changes matter undergoes, and energy associated with those changes

A

chemistry

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2
Q

chemistry of inorganic matter; branch that studies branch and properties of elements not including organic compounds; all elements besides carbon

A

inorganic

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3
Q

deals with carbon containing compounds

A

organic

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4
Q

chemistry of life; deals with compounds produced by living compounds

A

biochemistry

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5
Q

study of those types of matter and changes of matter related to disinfection and preservation of remains

A

embalming chemistry

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6
Q

study of chemistry of death; study of those physical and chemical changes in body caused by process of death

A

thanatochemistry

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7
Q

length measurement

A

meter

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8
Q

volume measurement

A

liter

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9
Q

mass measurement

A

kilogram

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10
Q

1,000kg = ? lbs

A

2.2lbs

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11
Q

heat measurement

A

calorie

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12
Q

amount of heat necessary to raise temperature of 1 gram of water 1 degree C

A

calorie

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13
Q

teped means

A

room temp

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14
Q

boiling pt of water

A

212F
100C
373K

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15
Q

for kelvin add ? to C

A

273

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16
Q

freezing pt of water

A

32F
0C
273K

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17
Q

normal body temp

A

98.6F
37C
310K

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18
Q

F to C difference

A

180

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19
Q

C to F difference

A

100

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20
Q

anything that occupies space and has mass

A

matter

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21
Q

observed without a change in chemical composition

A

physical

22
Q

measure of how well substances mix

A

solubility

23
Q

ration of mass to volume

A

density

24
Q

comparing weight of object with equal weight of water

A

specific gravity

25
Q

characteristics observed when substance reacts with another substance, resulting in change of chemical composition

A

chemical property

26
Q

changes in form/state of matter without change in chemical composition

A

physical change

27
Q

dissolving

A

solvation

28
Q

change which new substance/substances are produced which have entirely different properties from original substance because of change in chemical compostion

A

chemical change

29
Q

atoms move in freedom from one another

A

gases

30
Q

conversion of solid/gas to liquid due to physical/chem changes

A

liquefaction

31
Q

change from gas to liquid

A

condensation

32
Q

from liquid to gas

A

vaporization

33
Q

movement of molecules/other particles in solution from area of higher concentration to area of lower concentration until uniform concentration is achieved

A

diffusion

34
Q

flow readily but do not tend to expand indefinitely; definite volume but no definite shape

A

liquids

35
Q

thickness; resistance to flow

A

viscosity

36
Q

blood is ___ - ___ thicker than water

A

4.5 - 5

37
Q

force that acts on surface of liquids and tends to minimize surface area; dish washer detergents

A

surface tension

38
Q

conversion from liquid/gas to solid form

A

solidification

39
Q

between liquid and solidification; process by which substance is given definite form

A

crystallization

40
Q

change liquid to solid by loss of heat

A

freezing

41
Q

change liquid to gas/vapor by forming bubbles through action of heat

A

boiling

42
Q

condensed state with definite shape and volume

A

solids

43
Q

solid to liquid; same as freezing point

A

melting point

44
Q

solid to gas without first passing through liquid state; dry ice, co2, solid/ iodine

A

sublimation

45
Q

simple substances which cannot be broken down or decomposed by ordinary chemical means

A

elements

46
Q

simpliest

A

elements

47
Q

smallest particles of any element that have all the properties of that element

A

atom

48
Q

single atom of element that has lost/gained electron

A

ion (monatomic ion)

49
Q

metallic; elements that are shiny/lustrous, malleable, ductile, good conductors of heat and electricity, solids

A

metals

50
Q

tend to lose electrons and develop positive charges in ionic state

A

metals

51
Q

any element which is not a metal; not lustrous, not malleable, not ductile, not good conductors of heat/electricity, majority are gas, some liquid and solid, located on right side of table

A

nonmetals

52
Q

tend to gain electrons in chemical reactions and have negative charges in ionic state

A

nonmetals

chemistry (9 decks)

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