A Solution Contains 3

question 116

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:

Ionization

The process by which an atom or molecule acquires a negative or positive charge by gaining or losing electrons.

Wavelengths

The distance between corresponding points of two consecutive waves, often used in the contexts of light, sound, and other waves.

Fluorescence

The emission of light by a substance that has absorbed light or other electromagnetic radiation, often used in scientific and medical applications.

Cholecystography

An X-ray exam that helps visualize the gallbladder to diagnose problems such as gallstones.