Predict the Molar Solubility of the Following Salt in a Solution

question 47

Multiple Choice

Predict the molar solubility of the following salt in a solution that contains the given concentration of one of its ions: BaSO₄; [SO₄^2-] = 4.3 × 10^-5 M; Ksp = 1.1 × 10^-10

• A) 4.7 × 10^-15 M
• B) 6.9 × 10^-8 M
• C) 8.0 × 10^-4 M
• D) 2.6 × 10^-6 M
• E) 1.6 × 10^-3 M

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Definitions:

Definite Proportions

A principle stating that a chemical compound always contains its component elements in fixed ratio by mass and does not depend on its source and preparation method.

Relative Masses

A concept referring to how the mass of one particle or object compares to another, often used in chemistry to discuss the atomic mass of elements relative to the carbon-12 standard.

Dalton's Atomic Theory

A fundamental theory proposed by John Dalton in the early 19th century, postulating that elements are composed of indivisible and indestructible atoms which combine in chemical reactions to form compounds.

Whole Number Ratios

Describes the proportionate relationship between elements in a compound, represented by integers.