先謝謝願意看我問題的同學!!~ 94 2. Pure rotational of a molecule occur in what region of electromagnetic radiation? a.microwave b. x-ray c. infrared d. ultraviolet e. r-ray 6. Which one of the following compounds is not soluble in a strong basic solution? a. BeO b. ZnO c. Al2O3 d. Fe2O3 e. Cr2O3 這個要怎麼判斷阿 這種題型完全沒辦法T_T 另外請問是酸性鹽可溶於鹼 鹼可融於酸是嗎? 7. Which one of the following compounds is most soluble in water? a. PbCl2 b. Pb(ClO4)2 c.Pb(OH)2 d.PbSO4 e. PbS 12.Which one of the following quantities is largest for 1mol of given subtance a. enthalpy of fusion b.enthalpy of vaporization c.enthalpy of sublimation d. heat capacity of solid e. heat capacity of liqid 二 3 A 0.02M solution of H2SO4 has an osmotic pressure of 1.125 atm at 25度C Find Ka for HSO4- 8.Represent the structure of the condensation polymer made from 2-hydroxypropanoic acid 95. 9. The two salts AgX have very silmilar solubilities in water. The salt AgX is much more soluble in acid than is AgY What can be said about the relative strengths of the acids HX and HY? a. nothing b. HY is strongerthan HX c. HX is stronger then HY d. The acids have equal strengths. 18. For the process X-(g) -> X-(aq) select the ion with the most negative value of deltaH a. F- b. Cl- c. Br- d. I- e.At- 19. The color of a transition metal complex results from a. bending vibrations b.stretching vibrations c.transition of an electron between d orbitals d. transition of an electron between an s and a p orbital e. nuclear magnetic resonance 二-4 為什麼Co(NH3)6 3+ 是逆磁 而Fe(H2O)6 3+是順磁呢? 還有請問rate law的order有可能是負的嗎 因為我算一題是-1 .... 另外請問有人有寫C卷的想對答案嗎~? 雖然都查過了 還是對一下比較安心 謝謝! --

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