A Solution of Unknown Concentration of Compound X (MW =

question 20

Multiple Choice

A solution of unknown concentration of compound X (MW = 150) has an absorbance of 0.600.It had an absorbance of 0.300 at a concentration of 9 mg/dL.What is the molarity of the solution?

• A)0.0012 M
• B)0.18 M
• C)1.2 M
• D)18 M

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Definitions:

Remachine

The process of reworking or refurbishing a piece of machinery to restore its functionality or improve its performance.

Manufacturing Cost

The total expense incurred in the process of producing goods, including direct materials, direct labor, and manufacturing overhead.

Scrap

Material that is discarded or left over from the manufacturing process, often repurposed or recycled, but sometimes considered waste.

Variable Production Cost

Costs that vary directly with the level of production output, such as materials and labor required for manufacturing.