What Is the Water Solubility of BaF₂(s)in 0

question 3

Multiple Choice

What is the water solubility of BaF₂(s) in 0.033 M KF(aq) at 25°C? The K_sp of BaF₂ is 1.8 × 10^-7 at 25°C.

• A) 2.7 × 10^-6 M
• B) 5.5 × 10^-6 M
• C) 4.1 × 10^-5 M
• D) 1.1 × 10^-4 M
• E) 1.7 × 10^-4 M

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Coupled Reaction

A coupled reaction is a chemical reaction where an energetically unfavorable reaction is driven by an energetically favorable one, often involving the transfer of electrons or energy.

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