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106年 - 106 高雄醫學大學_學士後醫學系招生考試：化學#77049
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22. Which of the following ionic compounds has the largest lattice energy?
(A) LiF
(B) NaCl
(C) MgO
(D) KBr
(E) BaCl2
答案：
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統計：
A(0), B(0), C(41), D(1), E(1) #2020326
私人筆記 (共 1 筆)
小杉很棒
2025/11/18
私人筆記#7569698
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106年 - 106 高雄醫學大學_學...
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其他試題
18. The average mass of a carbon atom is 12.011. Assuming you were able to pick up only one carbon unit, the chances that you would randomly get one with a mass of 12.011 is ___________. (A) 0% (B) 0.011% (C) about 12% (D) 12.011% (E) greater than 50%
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19. A catalyst ___________. (A) changes the enthalpy of the reaction (B) does not change the activation energy (C) provides an alternate pathway to the reaction (D) does not change the effective collisions (E) is consumed when more reacting molecules are added
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20. For a gas sample, which conditions of P (pressure), T (temperature), and n (molar number), respectively, are most ideal? (A) high P, high T, high n (B) low P, low T, low n (C) high P, low T, high n (D) low P, high T, high n (E) low P, high T, low n
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複選題21. One mole of an ideal gas at 20 °C is expanded isothermally and reversibly from 100 L to 200 L. Which statement is correct? (A)△ Sgas = 0 (B) △ Ssurr = 0 (C) △ Suniv = 0 (D) △ Sgas = Rln2 (E) △ Sgas = △Ssurr
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23. Which of the following species has a trigonal bipyramid structure? (A) IF5 (B) I3− (C) NH3 (D) PCl5 (E) All of the above.
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24. Naturally occurring copper exists in two isotopic forms: 63Cu and 65Cu. The atomic mass of copper is 63.55 amu. What is the approximate natural abundance of 63Cu? (A) 70% (B) 63% (C) 90% (D) 50% (E) 30%
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25. Mixing 20 mL of a 4.0 M sodium chloride solution with 40 mL of a 2.0 M calcium chloride solution results in a solution with a chloride ion concentration of M. (A) 2.67 (B) 3.33 (C) 4.00 (D) 4.33 (E) 5.00
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26. How many electrons in an atom can have the quantum numbers n = 4, l = 1? (A) 2 (B) 6 (C) 10 (D) 18 (E) 32
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27. The following reaction takes place at 120 °C: H2O(l) → H2O(g) , ΔH = 44.0 kJ/mol, ΔS = 0.119 kJ/mol·K. Which of the following must be true? (A) The reaction is not spontaneous. (B) The reaction is spontaneous. (C) ΔG < 0 (D) Two of these. (E) None of the above.
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28. How many σ bonds and π bonds are there in H3C–CH2–CH CH–CH2–C CH ? (A) 16, 3 (B) 13, 2 (C) 10, 2 (D) 10, 3 (E) 14, 3
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