Mechanisms of Chemical Change F.1 Proton Transfer Reactions (id: fff6d685e)

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]
Which quantities are required t50z hc*zzur4 wo qycly*5xty qb 4am/*im x )40lcalculate the pH of a solution of a monoprotic wbmx/qt5 i 4)4x q**mla yyy0lceak acid?
I.The $pK_a$ of the weak acid
II.The concentration of the solution
III.The value of $K_w$

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


参考答案:  A


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