A Sample of a Solution with Concentration of 0

question 15

Multiple Choice

A sample of a solution with concentration of 0.005 mol L^-1 has a molar absorptivity of 150 L mol^-1 cm^-1 at 350 nm. What absorbance will be measured by a UV-visible spectrophotometer when the sample is measured in a cuvette with a path length of 1 cm at 350 nm?

• A) 3.3  10^-3
• B) 0.75
• C) 30 000
• D) 75
• E) 0.075

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A feature in database applications, such as Microsoft Access, which simultaneously displays a single data record in a form view alongside a datasheet view of the entire dataset.

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A user interface element in software applications that allows users to generate new documents, files, or objects within the application.