The PH of Blood Is 7

question 81

Multiple Choice

The pH of blood is 7.35. It is maintained in part by the buffer system composed of carbonic acid (H₂CO₃) and the bicarbonate (hydrogen carbonate, HCO₃⁻) ion. What is the ratio of [bicarbonate]/[carbonic acid] at this pH? For carbonic acid, K_a1 = 4.2 × 10⁻⁷.

• A)[bicarbonate]/[carbonic acid] = 0.11
• B)[bicarbonate]/[carbonic acid] = 0.38
• C)[bicarbonate]/[carbonic acid] = 2.65
• D)[bicarbonate]/[carbonic acid] = 9.4
• E)None of these choices are correct.

---

Definitions:

Majority Opinion

The viewpoint or decision held or made by the greater number of participants in a given group.

Group Pressure

The social influence that groups exert on their members, often encouraging conformity to group norms and values.

Asch

Refers to Solomon Asch, known for his research on conformity and social pressure.

Milgram

Refers to Stanley Milgram, a psychologist best known for his controversial experiments on obedience to authority figures conducted in the 1960s.