A Sample Has an Absorbance of 0

question 10

Short Answer

A sample has an absorbance of 0.68 at a particular wavelength in the UV-vis region.The intensity of the radiation source in the spectrophotometer was 1.5 × 10^-4 W.What was the intensity of radiation measured by the detector?

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Definitions:

Bad Cholesterol

Low-density lipoprotein (LDL) cholesterol, which can build up in the walls of arteries and increase the risk of heart disease.

Acamprosate

A medication used to help maintain sobriety in individuals recovering from alcohol dependence by restoring the natural balance of neurotransmitters in the brain.

Relapse

The return of a disease or symptoms after a period of improvement.

Alcoholics

Individuals who suffer from alcoholism, a chronic disease characterized by uncontrolled drinking and a preoccupation with alcohol.