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• 64. Which of the following statements is true about the following electrochemical cell?(A) The cell
• 63. Which of the following statements are true? A catalyst can act in chemical reaction to: I. Lower
• 35.( )一U形管內，裝有甲、乙、丙三種互不相溶的液體，平衡時如圖所示，其中甲液柱長度與丙液長度相等，d點為丙液柱的中間點，則液中各點的壓力大小關係，何者正確？ (A) e＝f (B) c＝d (C
• 13.設X、Y、Z分別代表三種相異之元素，對以下之均衡化學反應式：XZ2 ＋ 4Y → 2甲 ＋ X而言，依據道耳吞之原子說，甲的化學式為下列何者？(A) YZ　(B) YZ2　(C)Y2Z　(D)
• 65. Examine the phase diagram for the substance Bogusium (Bo) and select the correct statement. (A)
• 73. The structure below is the repeating unit of a (A) homopolymer formed by an addition reaction. (
• 14. The inertia of a body tends to cause the body to:(A) speed up (B) slow down (C) resist any chang
• 15. A thin-walled hollow tube rolls without sliding along the floor. The ratio of its translational
• 26.在下列四種條件下進行雙氧水分解實驗，請問 何者產生氣泡的速率最快？  (A) (B) (C) (D)
• 31. Two stationary tuning forks (350 and 352 Hz) are struck simultaneously. The resulting sound is o
• 67. Adipic acid contains 49.32% C, 43.84% O, and 6.85% H by mass. What is the empirical formula?(A)
• 66. A 0.20 M solution of MgSO4 has an observed osmotic pressure of 6.0 atm at 25°C. Determine the ob
• 69. When the following equation C2H5OH + O2⇌ CO2 + H2O is balanced, what are the coefficients?(A) 2,
• 68. On a new temperature scale (°L), water boils at 155.00°L and freezes at –10.00°L. Calculate the
• 70. To form a buffer solution with pH = 9.0, how many moles of NH4Cl should be added to 3.0 L of 0.2
• 71. Which statement about hydrogen bonding is true?(A) Hydrogen bonding is the intermolecular attrac
• 74. An electron is promoted from the π to the π∗ molecular orbital in an O2 molecule following the a
• 75. Determine the percent dissociation of a 0.18 M solution of hypochlorous acid, HClO. The Ka for t
• 76. The solubility of CaSO4 in pure water at 0 oC is 1.14 gram per liter. The value of the solubilit
• 14.有關原子量的敘述，下列何者正確？(A)原子量是分子之間質量的相互比較值(B)原子量有單位，單位是(C)國際上以氫－12當作標準(D)若碳的原子量改為36，則其他原子的原子量皆會變大
• 15.雙原子分子A2，其原子序為9，中子數為10，則該雙原子分子的分子量為　(A) 9　(B) 10　(C) 19　(D) 38。
• 32. Which of the following graphs represents the magnitude of the electric field as a function of th
• 36.( )如右圖所示，在一杯靜置的水中，A點距水面5公分，距底部10公分，距左右兩端各為8公分與6公分。下列關於A點壓力的敘述，何者正確？(A)上壓力10 gw/cm2(B)下壓力5 gw/cm2(
• 16.甲元素分子的結構如右圖所示，其中每一個球皆代表一個原子。若此原子每一個的質量為一個碳原子質量的 倍，且碳的原子量為12，則甲的分子量為下列何者？　(A)16　(B)27　(C)36　(D)48
• 8.(　) 在連接電路的過程中，下列哪些措施是必要的？　(A)一定要從電源負極出發，依電子流的實際走向順次連接各個電器裝置　(B)一定要從電源的正極出發，順次逐個連接電器裝置　(C)開關一定要接在靠近