The Energy Change Occurring Is 2

question 55

Multiple Choice

The energy change occurring is 2.10 kJ when_____ of H₂O (g) condenses to a liquid at 100°C. (ΔH_vap of water = 40.68 kJ/mol; molar mass of H₂O = 18 g/mol) .

• A) 12.6 g
• B) 8.56 g
• C) 1.63 g
• D) 17.6 g
• E) 0.929 g

---

Definitions:

Observable

Capable of being seen or noticed through direct observation or measurement.

Behavior

The actions or reactions of an organism or a system in response to external or internal stimuli.

Functionally Autonomous

A term by psychologist Gordon Allport referring to motives or behaviors that continue independently even after the original reasons for them have changed.

Reflexes

Involuntary and automatic responses of the body to certain stimuli, serving as basic survival mechanisms.