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110年 - 110 國立高雄大學_碩士班招生考試_化學工程及材料工程學系:材料科學導論#102934
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(b) on the basis of the resolved shear stress values, which slip system(s) is (are) most favorable ?
相關申論題
5. Explain the mechanisms of “activation polarization” and “concentration polarization” in electrochemical processes by words and diagrams, respectively.
#434408
6. The figure below shows frequency dependence of the dielectric constant for a dielectric material. Why there are three regions for dielectric constant? Explain the mechanisms involved by figures and words.
#434409
(c). Determine the indices for the planes shown in the following hexagonal cells.
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(b) the lattice constant, and
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(a) Plot the basal plane and directions.
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(c) the atomic radius.
#434413
1. What is the greenhouse effect? Explain why the coldest temperatures in winter always occur on clear nights.
#434414
2. The reaction of ethane gas (C2H6) with chlorine gas produces C2H5Cl as its main product (along with HCl) and a variety of other minor products. Calculate the percent yield of C2H5Cl if the reaction of 300. g of ethane with 650. g of chlorine produced 490. g of C2H5Cl. (atomic mass: C, 12.01; Cl, 35.45; H, 1.008)
#434415
3. Write Lewis structures and predict the molecular structures of XeF4, SO3, BrF3, and IF5. Which of these compounds are polar?
#434416
4. For the species O2, O2⁺ , and O2 ⁻ , use the molecular orbital model to give the electron configuration and the bond order for each. Which has the strongest bond?
#434417
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