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Cypress Park High School Fall Final Exam Review 2022 Flashcards | StudBud
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Cypress Park High School Fall Final Exam Review 2022
Cypress Park High School Fall Final Exam Review 2022
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Chemistry Fall Final Exam Review 2018
Flashcards
50 cards
F
Practice quiz
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Host live
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Questions
50
Answers
1
Why did the blue liquid settle to the bottom after 25 minutes?
denser
colder
darker in color
warmer
2
What piece of equipment is needed to measure average kinetic energy?
Balance
Graduated cylinder
Thermometer
Barometer
3
What two properties affect heat capacity?
Mass and chemical composition
mass and temperature
color and price
chemical composition and temperature
4
Give total of mixture of gases: P
He
=2.9 atm, P
Ne
=5.6 atm, P
Xe
=3.3 atm.
8.6 atm
11.6 atm
11.8 atm
11.9 atm
5
Identify the unknown metal that has 20 g absorbing 385 J of heat from 30 C to 80 C.
Aluminum
Lead
Copper
Iron
6
Susie dissolves .2 moles of salt into 300 mL of water. What is the concentration?
.000667 M
.0667 M
.667 M
.00667 M
7
Identify the following element=Calcium
metalloid
nonmetal
all of the above
metal
8
A sample is cooled from 100 to 0 C, from a gas to liquid water. Identify the true statement
Physical Change has occurred
Evaporation of solvent has occurred
New compound has formed
Chemical composition has changed
9
1mole is equivalent to
1 gram
1 atom
1 molecule
6.02 x 10 23 atoms
10
Which instrument and measurement is correct?
ruler=mass
balance=volume
Thermometer=temperature
graduated cylinder=pressure
11
What is the initial volume? M
1
V
1
=M
2
V
2
180 mL
6 mL
5 mL
50 mL
12
The following data collected in lab represents what type of curve?
Warming
Freezing
Heating
Cooling
13
Identify the following image
Homogeneous Mixture
Compound
Heterogeneous Mixture
Element
14
What is your favorite course?
English
Social Studies
Chemistry
Math
15
What is the Celsius temperature of the line to the correct precision?
22.0
22.5
22
23.0
16
How do you calculate Molarity?
Divide the Molarity/#mol
Divide the #mol/Molarity
Divide Volume l/# mol
Divide # mol/Volume L
17
what is the volume of a block with dimensions 10 cm tall, 113 cm wide, 2.2 cm thick?
1130
125.2
2486
248.6
18
As the volume of these four unknowns increase their masses are ___________
decreases
increases
no change
stays same
19
If Johnny dissolves 34 grams of sugar in 2L of water. How can he make it more dilute?
Boil away water
Add more sugar
Do nothing
Add more water
20
From segment BC what is happening?
Kinetic Energy is increasing
Kinetic Energy is decreasing
Potential Energy is decreasing
Potential Energy is increasing
21
Simplify with scientific notation and sig fig's (5.3 x 10
4
)+(1.3 x 10
4
)
6.6 x 105
6.6 x 106
6.6 x 107
6.6 x 104
22
Rank solutions from most saturated to least.
CBA
ABC
BCA
CAB
23
What phases are in equilibrium at the melting point?
l, g
g, s
s, l, g
s, l
24
Identify the state(s) of matter that exist at segment D-E
Liquid & Solid
Liquid
Gas
Gas & Liquid
25
Which of the following are exothermic?
freezing
boiling
evaporating
melting
26
Based on heating curve of Ethyl Alcohol, at 80 C which state exits?
Solid
Gas
Plasma
Liquid
27
Give the family name of Copper
Alkaline Earth Metals
Transitional Metals
Alkali Metals
Rare Earth Metals
28
If you were asked to get 10 mL of water, which equipment would be used to measure volume?
scale
beaker
graduated cylinder
test tube
29
What is the mass of a sample with 78 mL and a density of 1.85 g/mL?
m=V/D
m=V + D
m=D/V
m=D x V
30
Which point exhibits all three phases?
C
D
B
A
31
Which best describes the effect of the temperature changes on KE?
KE of Water decreases as metal decreases
KE of Water increases as metal decreases
KE of Water and metal remains the same
KE of Water decreases as metal increases
32
Based on the graph, what conclusion can you draw about the effect of temperature on solubility?
Decrease temperature decrease solubility
all are the same
Increase temperature increase solubility
depends on the substance
33
Which two substances have the same solubility at 68 C?
Potassium Chlorate and Sodium Chloride
Potassium Iodide and Potassium Nitrate
Sodium Nitrate and Sodium Chloride
Sodium Nitrate and Potassium Nitrate
34
C is called?
Quadruple Point
Single Point
Double Point
Triple Point
35
In the kinetic theory, the particles in a gas
move independently from each other
move dependently from each other
move towards each other
attracted to each other
36
Which of the names and symbols is correct?
Length, grams, g
Volume, Liters, L
Mass, meters, m
Temperature, Kilojoules, kJ
37
How does the molar heat of fusion of a substance compare to its molar heat of solidification?
one value is +2
one value is -2
one value is -1
one value is +1
38
What is the difference between a saturated solution and a supersaturated solution?
Supersaturated contains same solute
Saturated contains more solute
Supersaturated contains more solute
Supersaturated contains less solute
39
Identify the following as
Homogeneous Mixture
Compound
Heterogeneous Mixture
Element
40
What is the volume of the object?
110 mL
60 mL
45 mL
25 mL
41
What would you do to change a diluted solution to a saturated solution?
Add more water
Add more solution
Add more solute
Add more solvent
42
How are solids arranged?
orderly pattern and fixed position
random pattern and fixed position
random pattern, and moving position
orderly pattern, and moving position
43
One mole is equivalent to _________ Liters
2.4
224
.024
22.4
44
The random molecular motion of a substance is greatest when the substance is a _________?
gas
solid
liquid
plasma
45
From segment AB what is happening?
Kinetic Energy is decreasing
Potential Energy is increasing
Kinetic Energy remains the same
Kinetic Energy is increasing
46
What holds solids in a fixed position?
reflective forces
attractive forces
refractive forces
centripetal forces
47
What is the concentration of a solution that dissolves .78 moles in 340 mL?
2.29 M
.002
.44 M
2.3 M
48
How many moles of solute are present in 150 mL of .3 M NaCl
.045 moles
.45 moles
45 moles
.0045 moles
49
Identify the following image
Compound
Heterogeneous Mixture
Element
Homogeneous Mixture
50
What is the number 0.0513 expressed in scientific notation
5.13
5.13 x 102
5.13 x 10-2
5.13 x 103
