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• 64. A result of the common-ion effect is ________. (A)that some ions, such as Na+ (aq), frequently a
• 65. A Br∅nsted-Lowry base is defined as a substance that ________. (A)increases [H+] when placed in
• 66. The hydride ion, , is a stronger base than the hydroxide ion, O . The product(s) of the reaction
• 67. Which one of the following has the weakest conjugate base? (A)HF (Ka = 6.8 × 10-4) (B)HClO (Ka =
• 68. Which one of the following will change the value of an equilibrium constant? (A)changing tempera
• 69. The equilibrium constant for the gas phase reactionis Keq = 4.34 × 10-3 at 300 °(C) At equilibri
• 70. Consider the following reaction at equilibrium:Le Châtelier's principle predicts that the m
• 71. Of the following, all are valid units for a reaction rate except ________. (A)mol\/L (B)M\/s (
• 72. When argon is placed in a container of neon, the argon spontaneously disperses throughout the ne
• 73. When solutions of strong electrolytes in water are formed, the ions are surrounded by water mole
• 74. Pairs of liquids that will mix in all proportions are called ________ liquids. (A)miscible (B)un
• 75. A solid has a very high melting point, great hardness, and poor electrical conduction. This is a
• 76. The unit cell with all sides the same length and all angles equal to 90° that has lattice points
• 77. CsCl crystallizes in a unit cell that contains a Cs+ ion at the center of a cube and a Cl- ion a
• 78. Which molecule has hydrogen bonding as the predominant intermolecular force? (A)CH4 (B)C6H6 (C)
• 79. The ease with which the charge distribution in a molecule can be distorted by an external electr
• 80. Which of the following does not have eight valence electrons? (A)Ca+ (B)Rb+ (C) Xe(D)Br-
• 1.有關常見的養殖微藻中，何者具有兩根等長鞭毛？ (A)骨條藻 (B)周氏扁藻 (C)等鞭金藻 (D)牟氏角毛藻
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• 4.1 Once a position becomes vacancy, the post is initially advertised internally. (A)Once (B)become
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• 1.1 When our company has dissatisfy customers, we offer them a full refund immediately. (A)When (B
• 1. Which pair of the molecule and point group is correct? (A) CH2Cl2, Td (B) CHC13, C3v (C) CCl4,D4d
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• 1. 在開始做專案時，我們㇐開始該做的是 (A)設定麥克風 (B)調整錄音軟體 (C)將所有的音量軌平衡化 (D)建立專案資料夾