Which of the Following Solids Will Provide the Greatest Concentration

question 24

Multiple Choice

Which of the following solids will provide the greatest concentration of Cl^{1 −} ions if one mole of the salt is placed in one liter of deionized water?

• A) AgCl( s ) Ag¹⁺( aq ) + Cl^{1 −} ( aq ) K_sp = 1.8 × 10 ^{− 10}
• B) PbCl₂( s ) Pb²⁺( aq ) + 2 Cl^{1 −} ( aq ) K_sp = 1.75 × 10 ^{− 5}
• C) Hg₂Cl₂( s ) 2 Hg¹⁺( aq ) + 2 Cl^{1 −} ( aq ) K_sp = 1.1 × 10 ^{− 18}
• D) NaCl( s ) → Na¹⁺( aq ) + Cl^{1 −} ( aq )

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Definitions:

Urea

A waste product formed in the liver, broken down from proteins, and excreted in urine.

ADH

Antidiuretic hormone, involved in regulating water balance in the body by increasing the concentration of water in the blood.

Collecting Duct

A tube-like structure in the kidney nephrons responsible for the final modification of urine and its concentration by reabsorbing water.

Permeability

The capacity of a material or membrane to allow fluids or gases to pass through it.