The Value of ΔH° for the Reaction Below Is -186

question 24

Multiple Choice

The value of ΔH° for the reaction below is -186 kJ. H₂ (g) + Cl₂ (g) → 2HCl (g)
The value of ΔH_f° for HCl (g) is __________ kJ/mol.

• A)-3.72 ×
• B)-1.27 ×
• C)-93.0
• D)-186
• E)+186

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Definitions:

Embolus

An embolism occurs when a foreign body like a blood clot, air bubble, fatty particles, or any other substance is transported by the bloodstream and becomes lodged in a vessel, blocking it.

Allergy

An immune system reaction to a foreign substance (allergen) that is not typically harmful to the body.

Blood Cells

Cells found in blood, including red blood cells (for oxygen transport), white blood cells (for immune defense), and platelets (for blood clotting).

Erythrocyte Destruction

The breakdown or hemolysis of red blood cells, which can lead to conditions such as anemia.