For Which Pair of Cations Would the Addition of Dilute

question 7

Multiple Choice

For which pair of cations would the addition of dilute hydrobromic acid precipitate one but not the other?

• A)Ag⁺ and Ca²⁺
• B)Hg₂²⁺ and Ag⁺
• C)Ba²⁺ and Na⁺
• D)Ca²⁺ and Ba²⁺
• E)Pb²⁺ and Ag⁺

---

Definitions:

Ungrouped Data

Data that has not been organized into groups or categories and is presented in raw form.

Introverted

A personality trait characterized by a preference for solitary activities and environments, where energy is derived from internal rather than external sources.

Extroverted

A personality trait characterized by sociability, talkativeness, assertiveness, and high levels of emotional expressiveness.

Tchebysheff's Theorem

A statistical theorem stating that for any distribution, a minimum proportion of observations lies within any given number of standard deviations from the mean.