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Mechanisms of Chemical Change F.1 Proton Transfer Reactions (id: 4014e91c3)

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admin 发表于 2024-2-7 03:56:15 | 显示全部楼层 |阅读模式
本题目来源于试卷: Mechanisms of Chemical Change F.1 Proton Transfer Reactions,类别为 IB化学

[单选题]
The function of the acid-base indicator, In, ca:c 1)ekph8gil6n*t5yeb(dx t n be expr ;xouaod6w:op+pv(0hekmp 9 +essed using the equation bel +kmpao(eo o;p6vhp9+u0x : wdow
$In + H_2O \rightleftharpoons InH^+ + OH^-;K_c = 35
Blue Yellow
Which of the below statements are correct?
I.The solution becomes darker blue with the addition of an acid
II.The solution is a pale green at equilibrium
III.$K_c$ increases with the addition of an alkali

A. I only
B. II only
C. II and III only
D. I, II, and III


参考答案:  B


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