Identify the Acid or Base Behavior of Each Substance in These

question 92

Multiple Choice

Identify the acid or base behavior of each substance in these reactions: H₃O+ + Cl- ⇌ H₂O + HCl

• A)H₃O+ acts as an acid, Cl- acts as a base, H₂O acts an acid, HCl acts as a base.
• B)H₃O+ acts as a base, Cl- acts as an acid, H₂O acts an acid, HCl acts as a base.
• C)H₃O+ acts as an acid, Cl- acts as a base, H₂O acts a base, HCl acts as an acid.
• D)H₃O+ acts as a base, Cl- acts as an acid, H₂O acts a base, HCl acts as an acid.

---

Definitions:

Rectus Abdominis

A paired muscle running vertically on each side of the anterior wall of the human abdomen, involved in flexing the lumbar spine.

Pectoralis Group

A group of muscles located at the front of the chest, involved in movements of the shoulder and arm.

Clavicle

A long bone that serves as a strut between the shoulder blade and the sternum or breastbone, known colloquially as the collarbone.

Biceps Brachii

A muscle located in the upper arm that allows for the flexion of the elbow and rotation of the forearm.