What Is the Mole Fraction of Sodium Chloride in Solution

question 134

Multiple Choice

What is the mole fraction of sodium chloride in solution that is 13.0% by mass sodium chloride and that has a density of 1.10 g/mL?

• A)0.0442
• B)0.0462
• C)0.223
• D)0.483
• E)0.505

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Definitions:

Production Function

An economic model that describes the relationship between input resources and the output of goods for a specific period.

Short-Run Cost Function

A representation of how total production costs change with output levels in the short term, when some factors are fixed.

Quasi-Fixed Costs

Costs that are not directly variable with the level of output but can change over time with scale of operations, such as salaries for permanent staff.

Positive Output

Production of goods or services in a quantity that exceeds zero.