Identify Acid, Base, Conjugate Acid, and Conjugate Base in the Following

question 15

Multiple Choice

Identify acid, base, conjugate acid, and conjugate base in the following reaction:
H₂CO₃(aq) + H₂O(l) ⇌ HCO₃^-(aq) + H₃O⁺(aq)

• A) H₂CO₃ is an acid, H₂O is a base, HCO₃^- is a conjugate base, and H₃O⁺ is a conjugate acid.
• B) H₂CO₃ is a conjugate acid, H₂O is a conjugate base, HCO₃^- is a base, and H₃O⁺ is an acid.
• C) H₂CO₃ is an acid, H₂O is a conjugate base, HCO₃^- is a base, and H₃O⁺ is a conjugate acid.
• D) H₂CO₃ is a conjugate acid, H₂O is a base, HCO₃^- is a conjugate base, and H₃O⁺ is an acid.
• E) H₂CO₃ is an acid, H₂O is a conjugate acid, HCO₃^- is a base, and H₃O⁺ is a conjugate base.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

---

Definitions:

Variable Costs

Variable costs are expenses that change directly and proportionally with the level of production or business activity, such as raw materials and direct labor costs.

Direct Materials

Raw materials that are directly incorporated into a final product and can be easily traced to it.

Fixed Costs

Fixed costs are business expenses that do not change with the level of goods or services produced by the business, such as rent, salaries, or loan payments.

Flexible Budget

A flexible budget adjusts to changes in actual revenue or activity levels, allowing for more accurate comparisons and performance assessments.