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28 Cards in this Set
- Front
- Back
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The amount of heat required to raise one gram of a 1C material is that materials
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Specific heat capacity
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During the phase change from liquid water to gaseous water(steam the temperature of the water will ________ relatively speaking
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remain the same
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Strongest intermolecular force
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Hydrogen bonding forces
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This statement is false!
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In resonance structures, the positions of all the electrons are identical; only the positions of the atoms are different.
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Polymer made by condensation polymerization and not addition polymerization
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nylon
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Multiple bonding results from the sharing of more than one electron pair. An example of this phenomenon is the double bond. In this case, the second bond is characterized as:
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a pi bond
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Band gaps tend to be largest for:
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insulators
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Doping pure silicon with gallium results in ______ material
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P-type
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Which of the following properties of pure liquids is not related to intermolecular forces?
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Molecular weight
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formal charge for carbon dioxide
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Carbon=-1
Oxygen= +1 |
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Lewis dot structure for HCN
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H : C ::: N :
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hybridization for a molecule that has a tetrahedral shape
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sp^3
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Shape of NH3
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trigonal pyramidal
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how many resonance states are possible with NO3
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3
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Entropy of a given substance
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S (gas) > S (liquid) > S (solid)
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Correct for First law of Thermodynamics
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Energy cannot be created or destroyed, it can only be converted from one form to another.
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All theses are true
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-Energy is neither created nor destroyed
-ΔErnx can be determined by using constant volume calorimetry -ΔHrxn can be determined using constant pressure calorimetry. -State functions do not depend on the path taken to arrive at a particular state. |
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Hybridization on the S atom in SOs
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sp^2
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A molecule containing a central atom with sp^d hybridization has a _______
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trigonal bipyramidal
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C3H4 sigma and pi bonds
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6 sigma
2 pi |
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crystal structure
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face-center
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non polar molecule
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C2H6
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False statement
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Boiling point is achieved when the liquid bubbles and the normal boiling point is defined as the temperature at which the vapor pressure is equal to zero.
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Highest boiling point
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HF
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true about NO2
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the nitrate ions contains two N-O bonds that are equivalent to 1 and a half bonds.
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element with expanded octet
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Br
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Second law of thermodynamics
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the entropy of the universe is increasing
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extra credit
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H2O(s) < H2O (I), < H2O (g)
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