The Net Ionic Equation for Formation of an Aqueous Solution

question 6

Multiple Choice

The net ionic equation for formation of an aqueous solution of NiI₂ accompanied by evolution of CO₂ gas via mixing solid NiCO₃ and aqueous hydriodic acid is ________.

• A)2NiCO₃ (s)+ HI (aq)→ 2H₂O (l)+ CO₂ (g)+ 2Ni²⁺ (aq)
• B)NiCO₃ (s)+ I^- (aq)→ 2H₂O (l)+ CO₂ (g)+ Ni²⁺ (aq)+ HI (aq)
• C)NiCO₃ (s)+ 2H⁺ (aq)→ H₂O (l)+ CO₂ (g)+ Ni²⁺ (aq)
• D)NiCO₃ (s)+ 2HI (aq)→ 2H₂O (l)+ CO₂ (g)+ NiI₂ (aq)
• E)NiCO₃ (s)+ 2HI (aq)→ H₂O (l)+ CO₂ (g)+ Ni²⁺ (aq)+ 2I^- (aq)

---

Definitions:

Phobic Fear

An intense, irrational fear of specific objects, situations, or activities, leading to avoidance behavior and distress.

Spiders

Arachnids characterized by eight legs, a body divided into two parts (the cephalothorax and abdomen), and the ability to spin webs.

Mental Disorder

A wide range of conditions affecting mood, thinking, and behavior, characterized by persistent dysfunction.

Mexican-Americans

Individuals of Mexican heritage residing in the United States, contributing to the cultural and social fabric of the country.