Below Is a Representation of an Aqueous Solution of a Weak

question 128

Multiple Choice

Below is a representation of an aqueous solution of a weak acid HA at equilibrium. (Each circle represents 1.0 mmol of atoms, and the volume of the box is 1.0 L. Solvent water molecules are not shown for clarity.) What is the percent ionization of HA?

• A) 100%
• B) 50%
• C) 25%
• D) 12.5%
• E) Cannot be calculated without knowledge of K_a

---

Definitions:

Digital Thermometer

An electronic device used to measure body temperature with a digital display, offering a quick and accurate reading.

Pulse Oximetry

A non-invasive method to monitor the oxygen saturation level of the blood.

Respiratory Distress

A condition where an individual experiences difficulty breathing, often accompanied by symptoms such as rapid breathing, shortness of breath, and cyanosis.

Supplemental Oxygen

Additional oxygen provided to individuals to support or improve their breathing and oxygen levels in the blood.