Gold Does Not React with Either Nitric Acid or Hydrochloric

question 5

Multiple Choice

Gold does not react with either nitric acid or hydrochloric acid but with a combination of both called aqua regia.Identify the oxidizing agent in the following equation:
Au(s) + 4 H⁺(aq) + NO₃^-(aq) + 4 Cl^-(aq) → [AuCl₄]^-(aq) + 2 H₂O(l) + NO(g)

• A)Au
• B)H+
• C)NO₃^-
• D)Cl^-
• E)NO₃^- and H⁺

Identify the Gullah people and their geographical location.

Comprehend the initial issues the U.S. government faced at the end of the Civil War.

Recognize the challenges faced by freed slaves post-Civil War.

Know the fate of Lincoln's assassin and the conspiracy theories surrounding Lincoln's assassination.

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