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Nomenclature
Atomic
Theory
Empirical
Formulas
Reactions &
Stoichiometry
100
100
100
100
100
100
200
200
200
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300
300
300
300
300
300
400
400
400
400
400
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500
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500
500
Name the following:
MgSO4
A 100
Magnesium sulfate
A 100
Name the following: CrO2
A 200
Chromium (IV) oxide
A 200
Name the following:
HBrO2
A 300
Bromous acid
A 300
Write the formula for the
following: copper (II) cyanide
A 400
Cu(CN)2
A 400
Name the following: mercury
(I) sulfide
A 500
Hg2S
A 500
This scientist discovered the
electron
B 100
Thomson
B 100
This subatomic particle is
involved in chemical
reactions.
B 200
electrons
B 200
Write the chemical symbol
for the species containing 36
electrons, 35 protons, and 44
neutrons
B 300
79
35Br
B 300
This scientist discovered the
neutron.
B 400
Chadwick
B 400
Name the only country that is
named after an element.
B 500
Argentina
B 500
What is the empirical formula
of the compound with the
formula C18H28O12
C 100
C9H14O6
C 100
Mustard gas (C4H8Cl2S) is a
poisonous gas that was used
in World War I. Calculate the
percent composition by mass
of chlorine in mustard gas.
C 200
44.6%
C 200
What is the empirical formula
of a compound containing
2.1% H, 65.3% O and 32.6%
S by mass?
C 300
H2SO4
C 300
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C 400
Analysis of a metal chloride
XCl3 shows it contains 67.2% Cl
by mass. Calculate the molar
mass of X and identify the
element.
C 400
Molar mass = 158.26 g/mol
Chromium
C 400
Methyl tert-butyl ether (MTBE)
is a compound (composed of C,
H, and O) that has replaced lead
in gasoline. When 12.1 g of
MTBE of the compound are
burned, 30.2 g of CO2 and 14.8 g
of H2O are formed. What is the
empirical formula of the
compound?
C 500
C5H12O
C 500
Why is it necessary to
balance chemical equations?
D 100
B/c the law of conservation of
mass states that matter cannot
be created or destroyed
D 100
Write a balanced chemical
equation for the combustion
of butyric acid (C4H8O2).
D 200
C4H8O2 + 5O2 --> 4CO2 + 4H2O
D 200
2 Al (s) + 6 HCl(aq)
2 AlCl3(aq) + 3 H2(g)
According to the reaction represented above, about
how many grams of aluminum are necessary to
produce 0.50 mol of hydrogen gas at 25°C and 1.00
atm?
a. 1.0 g
b. 9.0 g
c. 14 g
d. 27 g
e. 56 g
D 300
b.
9.0 g
D 300
C6H6 + Br2 --> C6H5Br + HBr
What is the theoretical yield of
bromobenzene (C6H5Br) when
30.0g of benzene (C6H6 ) reacts
with 65.0 g of bromine?
D 400
60.38 g
D 400
Aspirin, C9H8O4, is produced from
salicylic acid, C7H6O3, and acetic
anhydride, C4H6O3.
C7H6O3 + C4H6O3 --> C9H8O4 + HC2H3O2
What is the theoretical yield of aspirin if
185 kg of salicylic acid is allowed to react
with 125 kg of acetic anhydride?
D 500
Correct Response Five D
D 500
Question Number One E
E 100
Correct Response One E
E 100
Question Number Two E
E 200
Correct Response Two E
E 200
Question Number Three E
E 300
Correct Response Three E
E 300
Question Number Four E
E 400
Correct Response Four E
E 400
Question Number Five E
E 500
Correct Response Five E
E 500
The classification of
Mammals with pouches
F 100
What are Maruspials?
F 100
This second largest bird in the
world is native to Australia
F 200
What is the ostrich?
F 200
Australia’s wild dogs
F 300
What are dingos?
F 300
This Australian island is the
home of a devil and a wolf
F 400
What is Tasmania?
F 400
Although the National Bird of
New Zealand, it is also
indigenous to Australia
F 500
What is the Kiwi?
F 500
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