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Chemistry Semester Review II Flashcards | StudBud
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Chemistry Semester Review II
Chemistry Semester Review II
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1
Which of the following is ductile?
silver
glass
wood
plastic
2
Electrons are....
have a negative charge
do change the charge of the atom if gained or lost
have the same mass as a proton
in the nucleus of the atom
3
Gas is inside a cylinder with a piston. The piston is pushed down into the cylinder. What happens to the gas pressure?
nothing
decreases
it explodes
increases
4
Where is energy being given off?
C to B
A to B
D to E
B to C
5
Which of the following is a QUANTITATIVE data?
the cat has 4 kittens
the cat makes deep scratches
the cat is fluffy
the cat is old
6
How many hydrogen atoms are in 2H
3
OCH
4
14
7
3
2
7
Gas is inside a cylinder with a piston. The piston is pushed down into the cylinder. What happens to the gas volume?
increases
nothing
it explodes
decreases
8
What coefficient goes before LiOH for... 2Li + 2H
2
O ----> LiOH + H
2
?
4
3
2
1
9
Which of the following is a HOMOGENEOUS mixture?
Reese's cup McFlurry
hot chocolate with marshmallows
lemonade
vegetable soup
10
How does the total mass of the reactants compare to the total mass of the products for a chemical reaction?
it depends on the type of chemical reaction
reactants and products are the same
reactants are greater than the products
products are greater than reactants
11
What is happening to the temperature of the water from D to C?
getting hotter
getting colder
boiling
nothing
12
Observation. Question. Hypothesis. Experiment. Collect data. Analysis. Conclusion. This represents...
how to keep basketball stats
how your momma cooks dinner every night
how to cast a vote in a presidential electon
steps of the scientific method
13
Compared to metals, nonmetals are....
more malleable
more brittle
more ductile
better electrical conductors
14
Which of the following is QUALITATIVE DATA?
the cat is old
the cat made 5 scratches
the cat has 4 kittens
the cat eats all of it's food
15
What is happening to the temperature of the water from D to E?
nothing
getting warmer
getting colder
freezing
16
The picture shows jars A, B, C, D. Which represents an element?
A
C
D
B
17
You test the pH of a solution and the litmus paper turns red. The solution is a(n)
neutral solution
base
mixture
acid
18
The point on a water phase change graph where the line is flat and there is not temperature change is...
melting
latent heat
sensible heat
boiling
19
What is happening from B to C on the graph?
freezing
boiling
melting
condensation
20
What is the phase from C to D?
solid
plasma
liquid
gas
21
Which of the following would be the most likely inference about the picture?
This person has on khaki pants.
The person slipped on the banana peel and fell.
This person measuring the size of the parking lot.
This person loves bananas.
22
Which of the following is a HETEROGENEOUS mixture?
chocolate milkshake
lemonade
trail mix
coffee
23
Electrons are....
has no mass
have an atomic mass unit (amu) of 1
positively charges
doesn't have a charge
24
How many carbon atoms are in H
3
Ca(CO
3
)
4
2
1
4
3
25
Which of the following is malleable?
gold
ice
glass
rock
26
Put in correct order from largest to smallest...km, mm, cm, m
cm, mm, m, km
mm, cm, m, km
km, m, cm, mm
m, km, cm, mm
27
Which of the following is an observation about the picture?
The girl is on the ground.
The person hit their head.
The person fell on the banana peel.
The person has on blue socks.
28
Gas is inside a cylinder. The piston is depressed. Volume decreases & pressure increases. What are the dependent varia
pressure and volume
gas and pressure
gas and size of cylinder
gas and volume
29
Which of the following is the most stable atom?
aluminum
argon
sodium
lithium
30
The picture shows jars A, B, C, D. Which shows WATER?
A
B
D
C
31
What determines the type of element making up an atom?
the number of protons
the number of electron orbits
the group on the Periodic Table
the valence electrons
