Physical and Chemical Changes Flashcards
(42 cards)
1
Q
separating crude oil into many different substances
A
distillation
2
Q
refining gemstones
A
crystallization
3
Q
separating individual pigments
A
chromatography
4
Q
cleaning the human blood of toxins
A
filtration
5
Q
separating whole blood into various plasma
A
centrifugation
6
Q
epoxy glue
A
ex
7
Q
photosynthesis
A
en
8
Q
iron rusting
A
ex
9
Q
concrete and cement setting
A
ex
10
Q
cooking an egg
A
en
11
Q
draino
A
ex
12
Q
sunburn
A
en
13
Q
sublimation of dry ice
A
en
14
Q
melting wax
A
p
15
Q
souring milk
A
c
16
Q
evaporating alcohol
A
p
17
Q
corroding iron
A
c
18
Q
freezer burn on pork chops
A
p
19
Q
maple leaves changing colors
A
c
20
Q
fermenting grapes
A
c
21
Q
sugar dissolved in water
A
p
22
Q
indigo dye fading
A
c
23
Q
iodine crystals
A
p
24
Q
physical properties
A
density, boiling point, color
25
chemical properties
flammability, toxicity, pH
26
can form vapors?
household ammonia, E cigarettes, dry ice, water, moth balls, gasoline
27
highly flammable material
chemical change
28
melting wax or alcohol evaporating
physical change
29
one substance dissolves while the other remains insoluble
solubility
30
solid material adhering to the filter paper
residue
31
dissolved liquid passing through funnel
filtrate
32
distillation
boiling point
33
centrifugation
density
34
chromatography
adsorption
35
filtration
solubility
36
which process permit each substance to separate in correct sequence
filtration, crystallization
37
where is the final location of the sugar
sugar crystals in the evaporating dish
38
where is the final location of the sand
adheres as a residue to the filter pressure
39
what materials form a residue during filtration
sand
40
what materials appear in the filtrate
sugar that is dissolved in water
41
endothermic reaction
photosynthesis, sunburn
42
exothermic
hand warmers, concrete setting
