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轉學考-普通化學
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91年 - 91 淡江大學 轉學考 普通化學#56133
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題組內容
14 Make qualitative predictions about each of the following solubilities aud explain your predictions:
(B) Water in liquid LIF and in gasoline.
其他申論題
(B) lithium hydride
#213283
(A) a double bond
#213284
(B) a triple bond
#213285
(A) HCl(g) in water and in pentane, C5H12(l).
#213286
(A) All is negative and AS is positive
#213288
(B) All is positive and AS is negative Explain your predictions.
#213289
16 Docs the concentration of a homogeneous catalyst appear in (lie rate law for a catalyzed reaction? Explain.
#213290
17 Explain why oxalic acid can be used to remove rust stains. Write a balanced equation for the reaction involved.
#213291
18 The value of equilibrium constant for a reaction increases as the temperature is increased. Is the forward reaction exothermic or endothermic? What can one say about the enthalpy change for the reverse reaction?
#213292
19 Both sodium chloride and magnesium oxide are ionic solids, yet magnesium oxide melts at a temperature about 2000 K higher than sodium chloride. Explain why.
#213293
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