Na₃PO₄ Dissolves in Water to Produce an Electrolytic Solution

question 48

Multiple Choice

Na₃PO₄ dissolves in water to produce an electrolytic solution.What is the osmolarity of a 2.0 × 10^-3 M Na₃PO₄ solution?

• A)1.0 × 10⁻³ osmolar
• B)2.0 × 10⁻³ osmolar
• C)4.0 × 10⁻³ osmolar
• D)5.0 × 10⁻³ osmolar
• E)8.0 × 10⁻³ osmolar

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Definitions:

Experimental Study

A study involving manipulation of variables to determine cause and effect relationships.

Correlational Study

A research method used to determine the relationship between two variables, without implying causation.

Cause-and-Effect

Cause-and-effect refers to the relationship between events or things, where one is the result of the other or others, typically serving as the reason something happens.

Experimental Method

A research technique in which an investigator manipulates one or more factors (independent variables) to observe the effect on some behavior or mental process (the dependent variable).