Solving Mysteries Using Paperchromatography
Paper chromatography is a way to analyze mixtures, such as ink, by separating them into theoriginal chemicals that are included in their makeup. Crime scene investigators usechromatography to identify and separate many different substances. Detectives often usechromatography to identify drugs from narcotics to aspirin in blood and urine. In thisexperiment, you will use chromatography to solve a make-believe mystery about the identityof a kidnapper.ObjectivesIn this experiment, you will: m Examine and compare ink samples m View and photograph ink samples before and after separation m Learn about ink and why it can be separated into different colorsMaterialsm Power Macintosh G3 or betterm ProScope Digital USB Microscope and softwarem Faded ransom note (see “Teacher information†)m Ink samples or watercolor black felt-tip pens (recommended brands: Mr. Sketch, K-Mart,Kodak, Crayola, Wal-Mart, Expresso Fine Tip, Flare Felt Tip, or El Marko by Flare) m Piece of white paperm......
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Approximate Word Count: 1854
Approximate Pages: 8 (250 words per double-spaced page)
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Solving Mysteries Using Paperchromatography
Solving Mysteries Using PaperChromatography. Paper chromatography is a way
to analyze mixtures, such as ink, by separating them into ...
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