What Is the Change in Internal Energy (E) of a System

question 79

Multiple Choice

What is the change in internal energy (E) of a system when it loses 10 kJ of energy and 5,000 J of work is done on the system?

• A)(  15 kJ)
• B)(  10 kJ)
• C)(  5 kJ)
• D)(  5,010 J)
• E)(  4,990 J)

---

Definitions:

Optimistic

Having a positive outlook on future events, believing in the best possible outcome.

Diagnostic Reliability

The consistency and stability of a diagnosis over time or between different assessors.

DSM-IV-TR

The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision; a handbook used by healthcare professionals in the United States as an authoritative guide to diagnose mental disorders.

Patient Age

A clinical parameter indicating the chronological age of a patient, often critical in diagnosis and treatment planning.