The Following Compounds Are Available as 0 Which Two Solutions Could Be Used to Prepare a Buffer

question 23

Short Answer

The following compounds are available as 0.10 M aqueous solutions. $$\begin{array} { | l | l | l | } \hline \text { A) pyridine } & \text { B) } \mathrm { LiClO } _ { 4 } & \text { C) } \mathrm { HClO } _ { 4 } \\\hline \text { D) } \mathrm { HClO } _ { 2 } & \text { E) } \mathrm { NaOH } & \text { F) phenol } \\\hline \text { G) triethylamine } & \text { H) } \mathrm { HClO } & \text { I) } \mathrm { NH } _ { 3 } \\\hline\end{array}$$
Which two solutions could be used to prepare a buffer with a pH of ~ 2.5?

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Definitions:

Antecedent Factor

A variable or condition that precedes and may cause or contribute to the outcome of interest.

Parasympathetic Branch

Part of the autonomic nervous system responsible for conserving energy and slowing down the body's response after a state of arousal.

Sympathetic System

Part of the autonomic nervous system that prepares the body for action and is often associated with the fight-or-flight response.

Innervated

Supplied with nerves; often refers to how certain body parts receive nerve signals from the brain or spinal cord.