What Is the Concentration, in Mass Percent, of a Solution

question 26

Multiple Choice

What is the concentration, in mass percent, of a solution prepared from 50.0 g NaCl and 150.0 g of water?

• A)0.250%
• B)33.3%
• C)40.0%
• D)25.0%
• E)3.00%

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Definitions:

Fixed Component

The portion of a cost or expense that remains constant regardless of changes in the level of activity or production.

Least-squares Regression

A statistical method used to determine the best-fit line that minimizes the sum of the squared differences between observed values and the values predicted by the line.

Cost Formula

An equation used to determine the total cost of production, which includes fixed and variable costs.

Activity Data

Information related to the actions or operations of a business, which may include sales, production, or other operational metrics.