Use the Following Data to Calculate the Standard Reaction Entropy

question 8

Multiple Choice

Use the following data to calculate the standard reaction entropy at 298 K for the thermal decomposition of ammonium chloride, NH₄Cl
NH₄Cl(s)  NH₃(g) + HCl(g)
S_m^o / J mol^-1
NH₄Cl(s) 94.85
NH₃(g) 192.77
HCl(g) 186.90

• A) +474.52 J K^-1 mol^-1
• B) 284.82 J K^-1 mol^-1
• C) -100.72 J K^-1 mol^-1
• D) +88.98 J K^-1 mol^-1

---

Definitions:

Supportive Behavior

Actions intended to provide assistance, encouragement, or comfort to others, often to foster positive outcomes or relationships.

Leaders

Individuals who guide or direct groups, organizations, or nations, influencing others towards achieving common goals.

Speech Delivery

The method or style in which a speech is given to an audience.

Storming

A phase in team development characterized by conflict and competition as group members clarify their goals and roles.