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Exam 12: Solids: Structures and Applications

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Exam 1: Matter and Energy: The Origin of the Universe99 Questionsadd course
Exam 2: Atoms, Ions, and Molecules: Matter Starts Here131 Questionsadd course
Exam 3: Stoichiometry: Mass, Formulas, and Reactions133 Questionsadd course
Exam 4: Solution Chemistry: The Hydrosphere126 Questionsadd course
Exam 5: Thermochemistry: Energy Changes in Reactions132 Questionsadd course
Exam 6: Properties of Gases: the Air We Breathe138 Questionsadd course
Exam 7: A Quantum Model of Atoms: Waves and Particles143 Questionsadd course
Exam 8: Chemical Bonds: What Makes a Gas a Greenhouse Gas139 Questionsadd course
Exam 9: Molecular Geometry: Shape Determines Function136 Questionsadd course
Exam 10: Intermolecular Forces: The Uniqueness of Water140 Questionsadd course
Exam 11: Solutions: Properties and Behavior130 Questionsadd course
Exam 12: Solids: Structures and Applications144 Questionsadd course
Exam 13: Organic Chemistry: Fuels, Pharmaceuticals, Materials, and Life129 Questionsadd course
Exam 14: Chemical Kinetics: Reactions in the Air We Breathe164 Questionsadd course
Exam 15: Chemical Equilibrium: How Much Product Does a Reaction Really Make91 Questionsadd course
Exam 16: Acid-Base and Solubility Equilibria: Reactions in Soil and Water179 Questionsadd course
Exam 17: Metal Ions: Colorful and Essential144 Questionsadd course
Exam 18: Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes157 Questionsadd course
Exam 19: Electrochemistry: the Quest for Clean Energy143 Questionsadd course
Exam 20: Biochemistry: the Compounds of Life108 Questionsadd course
Exam 21: Nuclear Chemistry: Applications to Energy and Medicine144 Questionsadd course
Exam 22: Life and the Periodic Table95 Questionsadd course
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In an XRD analysis using a wavelength of 154 pm, a crystalline sample of a layered VO(PO4)(H2O) structure gave peaks at 24.2°, 36.3°, and 48.4°. What is likely to be the value of the distance between the layers?

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Question 141

Which of the following can be used to increase the conductivity of any semimetal? I.Adding an element with one additional valence electron II.Adding an element with one fewer valence electron III.Lowering the temperature

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Question 142

Which of the following elements are semiconductors? C, Si, Ge, Sn

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Question 143

Compare the packing efficiency of face-centered cubic gold and face-centered cubic copper.

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Question 144
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