FortyTwo Squares Template

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42 Squares
Final Exam Review
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Skills and Processes
Atomic Theory
The Mole
Bonding
Periodic Table
Matter and Energy
Solutions
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C. Both A B
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• When does Maryland State Law Require you to wear
  goggles in the lab?

A. When working with hazardous chemicals
B. When heating chemicals
C. Both A B
D. Never
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C-1 40
D. Kiloliter
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• Which unit would be most appropriate to measure
  the volume of water in the bathtub?

A. microliter
B. liter
C.milliliter
D. kiloliter
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C-1 60
B. 3
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• How many significant figures are in 0.0250?

A. 2
B. 3
C. 4
D. 5
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A. 2.50 X 10-2
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• Rewrite 0.0250 in scientific notation

A. 2.50 X 10-2
B 2.5 X 10-2
C. 2.5 X 102
D. 2.50 X 102
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C-1 100
C. 1700
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• What is the answer to 254 ? 6.5 with the correct
  number of significant figures?

A. 1651
B. 1650
C. 1700
D. 2000
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C-1 120
C. 2500000mm
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• How many mm are there in 2.5 km?

A. 0.0000025 mm
B. 0.0025 mm
C. 2500000 mm
D. 2500 mm
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C-2 20
A.Dalton
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• Whose model of the atom consisted of solid
  spheres?

A. Dalton
B. Thomson
C. Bohr
D. Schrödinger
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C-2 40
A. neon
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• Which element has the electron configuration of
  1s2 2s2 2p6 ?

A. neon
B. sodium
C. boron
D. aluminum
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C-2 60
C. of neutrons
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• What is the difference between an atom of
  carbon-12 and an atom of carbon-14?

A. of electrons
B. of protons
C. of neutrons
D. charge
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C-2 80
B. Beta
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• Which of the following processes will cause an
  elements atomic number to increase by 1?

A. Alpha
B. Beta
C. Gamma
D. Nuclear fission
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C-2 100
C. 11440 years
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• Carbon-14 has a half-life of 5720 years. How
  long would it take for a 200g sample to decay to
  50g?

A. 1430 years
B. 5720 years
C. 11440 years
D. 17160 years
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C-2 120
C. 12.01 amu
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• Calculate the average atomic mass of element X if
  the first isotope has a mass of 12.00amu and an
  abundance of 98.89 and the second isotope has a
  mass of 13.00amu and an abundance of 1.11.

A. 12.0111 amu
B. 12.5000 amu
C. 12.01 amu
D. 12.50 amu
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D. Barium
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• Which of the following would have the largest
  atomic radius?

A. Krypton
B. Radon
C. Calcium
D. Barium
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B. Alkaline earth metals
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• What is the family name of the second group
  (column) of the periodic table?

A. Alkali metals
B. Alkaline earth metals
C. halogens
D. Nobel gases
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C. brittle
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• Which of the following is a property of
  non-metals?

A. shiny
B. ductile
C. brittle
D. Conducts electricity
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C. -2
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• What is the most likely oxidation state (charge)
  for sulfide?

A. 2
B. 6
C. -2
D. -6
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A. Ionization energy
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• The amount of energy required to move the
  outermost electron in an atom is?

A. Ionization energy
B. Electronegativity
C. Atomic radius
D. Electron affinity
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C. Modern periodic law
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• Which best describes the organization of the
  periodic table?

A. Mendeleevs law
B. Rutherfords law
C. Modern periodic law
D. Chadwicks law
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A. Pb(SO3)2
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• What is the correct formula for lead (IV) sulfite?

A. Pb(SO3)2
B. Pb4SO3
C. PbSO3
D. Pb(SO4)2
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D. Tin (II) nitrate
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• What is the correct name for Sn(NO3)2 ?

A. Tin (II) nitrite
B. Tin nitrate
C. Tin nitrite
D. Tin (II) nitrate
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A.
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• Draw the correct Lewis Dot structure for NH3 .

C.
A.
B.
D.
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A. Bent (angular)
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• What is the molecular geometry of the H2O
  molecule?

A. Bent (angular)
B. linear
C. tetrahedral
D. octahedral
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D. Polar molecular solid
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• A substance has a low melting point, does not
  conduct electricity and dissolves in water is
  most likely?

A. Non-polar molecular solid
B. Metallic solid
C. Ionic solid
D. Polar molecular solid
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C. H2
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• An example of a non-polar covalent bond would be?

A. HCl
B. H2O
C. H2
D. CH2Cl2
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D.74.09 g/mol
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• What is the molar mass of calcium hydroxide?

A.57.09 g/mol
B. 58.02 g/mol
C. 54.09 g/mol
D. 74.09 g/mol
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A. 8.35 L
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• How many liters would 16.4g of CO2 occupy at STP?

A. 16,200 L
B. 8.35 L
C. 32.2 L
D. 0.373 L
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A. C4H8
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• A compound has an empirical formula of CH2, and
  has a molar mass of around 56 g/mol. What is its
  molecular formula?

A.C4H8
B. CH2
C. C2H4
D. C3H6
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D. 4.10 moles NaCl
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• How many moles of table salt (NaCl) are in 240 g?

A. 14040 moles NaCl
B. 181.5 moles NaCl
C. 298.5 moles NaCl
D. 4.10 moles NaCl
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B. 17.1
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• What is the percent composition of nitrogen in
  Ca(NO3) 2 ?

A. 14.0
B. 17.1
C. 8.5
D. 9.3
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A. CH4
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• A certain chemical is 75 carbon and 25 hydrogen
  by mass. What is its empirical formula?

A. CH
B. C3H
C. CH3
D. CH4
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C-6 20
A. specific heat
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• Which of the following is an intensive property?

A. specific heat
B. mass
C. volume
D. length
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C-6 40
A. Boiling water
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• Which of the following would be an endothermic
  process?

A. Boiling water
B. Freezing water
C. Burning a match
D. Reacting Mg metal with HCl
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C-6 60
D. titration
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• Which of the following is not a separation
  technique?

A. distillation
B. filtration
C. chromatography
D. titration
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C-6 80
C. Specific heat
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• The amount of energy required to raise the
  temperature of a 1 g sample 1C is called?

A. Heat of fusion
B. Heat of vaporization
C. Specific heat
D. Lattice energy
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C-6 100
B. 336 J/g
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• It takes 5880 J to melt 17.5 g of ice. What is
  the heat of fusion of ice in J/g?

A. 103,000 J/g
B. 336 J/g
C. 0.00298 J/g
D. 5880 J/g
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B. The specific heat of water is higher than
metals
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• At a pool, you notice that the water temperature
  is refreshing but the metal rail leading in the
  pool is hot. What explains this?

A. The specific heat of metals is higher than
water
B. The specific heat of water is higher than
metals
C. They have the same specific heat
D. Chlorine cools the pool off
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C-7 20
C. Grinding up the solid first
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• Which of the following would make a solid
  dissolve faster in a liquid?

A. Cooling the liquid
B. Dissolving at a higher altitude
C. Grinding up the solid first
D. Adding more of the liquid
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B. solute
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• In carbonated water, what part of a solution
  would carbon dioxide be?

A. solvent
B. solute
C. solution
D.suspension
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C. Low temperature-high pressure
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• A gas will be more soluble in a liquid at

A. High temperatures high pressures
B. High temperatures low pressures
C. Low temperatures high pressures
D. Low temperatures low pressures
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C-7 80
B. unsaturated
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• If you drop a crystal of solute into a solution
  and it dissolves, the solution was . . .

A. saturated
B. unsaturated
C. supersaturated
D.superdupersaturated
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C-7 100
A. 0.469 M
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• What is the molarity of a solution made by
  dissolving 3.75 mol of Na2SO4 to a volume of 8.00
  L?

A. 0.469 M
B. 2.13 M
C.30.0 M
D. 3.75 M
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C-7 120
C X axis- temperature Y axis- grams of
solute/100g H2O
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• On the solubility curve, what should be on the
  X-axis and the Y-axis?

A. X axis-moles of solute 100g H2O Y axis
temperature
B. X axis- grams of solute/100g H2O Y axis-
temperature
C. X axis- temperature Y axis- grams of
solute/100g H2O
D. X axis- temperature Y axis grams of
solute/100g H2O