The Following 0 Which One of the Following 0

question 62

Multiple Choice

The following 0.1 M aqueous solutions are arranged in order of increasing pH, with the highest pH on the far right. $$\begin{array} { | l | l | l | l | l | } \hline \mathrm { HClO } _ { 4 } & & \mathrm { KNO } _ { 3 } & \mathrm { KNO } _ { 2 } & \mathrm { RbOH } \\\hline\end{array}$$
Which one of the following 0.10 M aqueous solutions should be placed in the empty box?

• A) CuSO₄
• B) NaNO₂
• C) CH₃NH₂
• D) NaHCO₃
• E) Na₂HPO₄

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