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WorksheetsAP Chemistry Unit 0 Review
Total questions: 118
Worksheet time: 2hrs 48mins
350.540
0.0005
4,500
12.5-mL + 20.05-mL + 2.69-mL
What is the length?
7
7.7
7.70
7.700
What is the volume?
50
45
45.0
40.5
WHAT IS THE VOLUME?
36
36.5
37.0
36.0
What is the answer? 6.569 + 147
153.569
154
150
153.6
What is the answer? 12.50 * 2.0
25
25.0
21
20
98.7°C - 97.25°C
0.001 s + 9.234 s = ?
0.9234 s
9.235 s
9.24 s
10 s
33 g - 2.1 g = ?
31.9 g
31 g
30.9 g
30 g
100 / 2 =
How close a measurement is to the accepted value is called..
Accuracy
Precision
Significant
Estimate
Which Student is the most Precise?
Alex
Shandra
Luis
N2+O2--> _NO
Which equation is balanced?
PbO2 + 2H2
SO2 + H20 --> H2SO4
2Na + 2H2O --> 2NaOH + H2
Mg + __HCl ---> MgCl2 + H2
What law governs the balancing of chemical equations?
Law of Energy
Law of Conservation of Matter/Mass
Law of Gravity
Law of Matter Movement
Balance this equation
_Al +_HCl --> _H2 +_AlCl3
2,6,3,2
it's already balanced
4,12,3,4
2,1,4,5
What are the coefficients that would properly balance this equation?
__Ca + __H2O --> __Ca(OH)2 + __H2
2,1 --> 2,1
1,2 --> 1,1
1,2 --> 2,4
1,2 --> 2,1
What are the coefficients that would properly balance this equation?
__AgNO3 + __H2S --> __Ag2S+ __HNO3
2,1 --> 1,2
1,2 --> 1,1
1,2 --> 1,2
1,2 --> 2,1
What are the coefficients that would properly balance this equation?
__Al + __O2--> __Al2O3
4,1 --> 2
4,3 --> 4
3,4 --> 1
4,3 --> 2
Determine the coefficients to make the following equation balanced?
__N2 + __O2--> __NO
1, 1, 1
1, 1, 2
2, 2, 2
1, 2, 2
Mn + _ HNO3 → Mn(NO3)2 + H2
What is Ca3N2 called?
calcium nitride
calcium (II) nitride
calcium nitrogen
tricalcium dinitride
Formula for barium sulfide
B2S3
BaS
Ba2S
BaS2
Name for NaH
sodium hydrogen
potassium hydride
sodium hydride
potassium hydrogen
Name for PBr2
phosphorus bromide
phosphorus dibromide
phosphorus dibromine
phosphorus bromine
Name for LiOH
lithium hydrogen oxide
lithium hydroxide
lithium (II) hydroxide
lithium (I) hydroxide
Oxidation # for underlined particle:
Li2SiO3
(I)
(II)
(III)
(IV)
CuCl2 + NaOH → Cu(OH)2 + NaCl
Which product is insoluble?
A homogeneous mixture is the same thing as...
a solution
a heterogeneous mixture
a compound
an element
Which substance is least soluble at 0 ºC?
KI
KNO3
KClO3
Ce2(SO4)3
This is used to pour dry materials into another container
scoop
funnel
bunsen burner
goggles
This is used to pour lab materials into an object with a small opening
scoop
funnel
bunsen burner
goggles
This is used to produce flame for science experiments
scoop
funnel
bunsen burner
goggles
This is used to clean chemicals or debris (stuff) out of your eyes
test tube holder
eye wash
eye dropper
lab apron
This is used to store and mix chemicals during an experiment
fire extinguisher
thermometer
beaker
tongs
This is used to clean test tubes
test tube brush
ruler
forceps
test tube
This is used to hold and mix chemicals
test tube brush
ruler
forceps
test tube
This is used to find the mass of an object
graduated cylinder
inference
observation
triple beam balance
This is used to find the volume of a liquid
graduated cylinder
inference
observation
triple beam balance
What is used to swirl, mix, or store chemicals?
Beaker
Flask
Test Tube
Graduated Cylinder
What is used to transfer small amounts of liquid?
Graduated Cylinder
Medicine Dropper/Pipette
Beaker
Flask
This is used to pour dry materials into another container
scoop
funnel
bunsen burner
goggles
What is 4cm in mm?
0.4
4
400
40
What is 300cm in metres?
3
30
0.3
0.03
What is 4000g in kg?
400
40
0.4
4
what is 6250mg in g?
6.25
62.5
625
0.625
What is 435mm in cm?
4.35
43.5
0.435
435
How many valence electrons does Hydrogen Have?
1 Valence electron
2 Valence electron
3 Valence electron
4 Valence electron
5 Valence electron
How many valence electrons does Helium Have?
1 Valence electron
2 Valence electron
3 Valence electron
4 Valence electron
5 Valence electron
How many valence electrons does Magnesium Have?
1 Valence electron
2 Valence electron
3 Valence electron
4 Valence electron
5 Valence electron
How many valence electrons does Phosphorus Have?
1 Valence electron
2 Valence electron
3 Valence electron
4 Valence electron
5 Valence electron
How many valence electrons does Potassium Have?
1 Valence electron
2 Valence electron
3 Valence electron
4 Valence electron
5 Valence electron
