15. Consider the reaction $\mathrm{2H_2 + O_2\rightarrow 2H_2O}$ What is the ratio of the initial rate of the appearance of water to the initial rate of disappearance of oxygen?
(A)1:1
(B)2:1
(C)1:2
(D)3:2

16. Consider the reaction $\mathrm{X}\rightarrow \mathrm{Y} + \mathrm{Z}$ Which of the following is a possible rate law? (A)Rate=k[X] (B)Rate=k[Y] (C)Rate=k[Y][Z] (D)Rate=k[Z]

17. Which of the following is true about a system at equilibrium? (A) The concentration(s) of the reactant(s) is equal to the concentration(s) of the product(s). (B) No new product molecules are formed. (C) The concentration(s) of reactant(s) is constant over time. (D) The rate of the reverse reaction is equal to the rate of the forward reaction and both rates are equal to zero.

18. For the reaction given below, 2.00 moles of A and 3.00 moles of B are placed in a 6.00-L container. $$ \mathrm {A} (\mathrm {g}) + 2 \mathrm {B} (\mathrm {g}) \rightleftharpoons \mathrm {C} (\mathrm {g}) $$ At equilibrium, the concentration of A is $0.261\mathrm{mol / L}$ . What is the concentration of B at equilibrium? (A)0.261 mol/L (B)0.355 mol/L (C)0.500 mol/L (D)0.522 mol/L

19. For the equilibrium that exists in an aqueous solution of nitrous acid $(\mathrm{HNO}_2$ , a weak acid), the equilibrium constant expression is: (A) \(K = \frac{[\mathrm{H}^{+}][\mathrm{NO}_{2}^{-}]}{[\mathrm{HNO}_{2}]}\) (B) \(K = \frac{[\mathrm{H}^{+}][\mathrm{N}^{2+}][\mathrm{O}^{2-}]^2}{[\mathrm{HNO}_2]}\) (C) \(K = [\mathrm{H}^{+}]\mathrm{[NO}_{2}^{-}]\) (D) \(K = \frac{[\mathrm{H}^{+}]^{2}[\mathrm{NO}_{2}^{-}]}{[\mathrm{HNO}_{2}]}\)

20. Identify the strongest base. (A) $\mathrm{CH}_3\mathrm{O}^-$ (B) $\mathrm{CH}_3\mathrm{OH}$ (C) $\mathrm{CN}^{-}$ (D) $\mathrm{H}_2\mathrm{O}$

21. The correct mathematical expression for finding the molar solubility $(s)$ of $\mathrm{Sn(OH)_2}$ is: (A) $2s^{2} = K_{\mathrm{sp}}$ (B) $4s^{2} = K_{\mathrm{sp}}$ (C) $108s^{5} = K_{\mathrm{sp}}$ (D) $4s^{3} = K_{\mathrm{sp}}$

22. For which process is $\Delta S$ negative? (A)evaporation of 1 mol of \(\mathrm{CCl}_4(l)\) (B) mixing \(5\mathrm{mL}\) ethanol with \(25~\mathrm{mL}\) water (C) compressing 1 mol Ne at constant temperature from 1.5 L to 0.5 L (D) raising the temperature of \(100\mathrm{g}\) Cu from \(275\mathrm{K}\) to \(295\mathrm{K}\)

23. Which metal ion has a $d^5$ electron configuration? (A) $\mathrm{Pd}^{2+}$ (B) $\mathrm{Ag^{+}}$ (C) $\mathrm{Fe}^{3+}$ (D) $\mathrm{V}^{2+}$

24. What is the electron configuration of the Sc(I) ion? (A) $[\mathrm{Ar}]4s^{1}4d^{1}$ (B) $[\mathrm{Ar}]3d^2$ (C) $[\mathrm{Ar}]3s^{1}3d^{1}$ (D) $[\mathrm{Ar}]4s^2$

25. Which is a possible product of the chlorination of butane in the presence of light? (A) $\mathrm{C_4H_9Cl}$ (B) $\mathrm{C_4H_7Cl}$ (C) $\mathrm{C_4H_{10}Cl_2}$ (D) $\mathrm{C_4H_6Cl_2}$

115年 - 115 高雄醫學大學_學生轉系考試試題：普通化學#146461

115年 - 115 國立嘉義大學_轉學生招生考試試題_應用化學系：普通化學#143922

115年 - 115 國立嘉義大學_轉學生招生考試試題_獸醫學系：普通化學#143851

115年 - [無官方正解]115 國立臺灣大學_轉學生招生考試：普通化學(C)#142702

115年 - 115 台灣聯合大學系統_學士班轉學生考試試題_A1：普通化學#142701

115年 - [無官方正解]115 台灣聯合大學系統_學士班轉學生考試試題_A6：普通化學#142699

115年 - [無官方正解]115 國立臺灣大學_轉學生招生考試：普通化學(A)#142644

114年 - 114 臺北醫學大學_寒假轉學入學考試試題：普通化學#145030

114年 - 114 國立嘉義大學_轉學生招生考試試題：普通化學#143941

114年 - 114 國立嘉義大學_轉學生招生考試試題_獸醫學系：普通化學#143721