A Solution Contains 3

question 28

Multiple Choice

A solution contains 3.8 × 10^-2 M in Al³⁺ and 0.29 M in NaF.If the K_f for AlF₆^3- is 7 × 10¹⁹,how much aluminum ion remains at equilibrium?

• A) 1.1 × 10^-19 M
• B) 3.1 × 10^-22 M
• C) 9.1 × 10^-19 M
• D) 1.9 × 10^-21 M
• E) 4.4 × 10^-20 M

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Definitions:

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Initial opinions and decisions held by individuals before engaging in a group discussion, which can influence the group's final decision-making process.

Voice Effect

A phenomenon where expressing one's opinions or grievances can lead to feelings of satisfaction or being heard, even if no actual change occurs.

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Refers to making choices that are considered positive or beneficial in their outcomes.

Plurality Rule

A decision-making process where the option that receives the most votes or support, but not necessarily a majority, wins.