A Solution Is Prepared by Dissolving 23

question 95

Multiple Choice

A solution is prepared by dissolving 23.7 g of CaCl₂ in 375 g of water. The density of the resulting solution is 1.05 g/mL. The concentration of Cl^- in this solution is ________ M.

• A)0.214
• B)0.562
• C)1.12
• D)1.20
• E)6.64 × 10^-2

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Definitions:

Daphne Major

An island in the Galápagos Archipelago known for long-term studies of finch populations, which have provided profound insights into the process of natural selection.

Natural Selection

An evolutionary process in which species that are more suited to their environment are more likely to survive and have a greater number of descendants.

Pristine Environment

An ecosystem or area that is untouched or minimally impacted by human activities, often considered in a natural or original state.

Genetic Distance

A measure of the genetic divergence between species or between populations within a species; a reflection of the amount of genetic change (evolution) that has occurred.