If an Acid, HA, Is 10

question 40

Multiple Choice

If an acid, HA, is 10.0% dissociated in a 1.0 M solution, what is K_a for this acid?

• A) 6.3  10^-2
• B) 9.1  10^-2
• C) 8.1  10^-1
• D) 1.1  10^-2
• E) none of these

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Definitions:

Ancestry

The lineage or heritage of an individual or group, traced through generations.

Developmental Steps

Developmental steps are the stages or phases that an organism goes through as it grows and matures, often involving specific physical, cognitive, or social changes.

Vertebrate Lineages

Evolutionary branches that include all species descending from a common ancestor having a backbone or spinal column.

Tectonic Plate

Massive, irregularly shaped slab of solid rock, generally composed of both continental and oceanic lithosphere, which moves atop the earth's mantle.