Chromotograpy

The Separation of sign Using Chromatography Title: The Separation of sign Using Chromatography Date: October 4, 2012 Purpose: To break away a mixing apply paper chromatography. Materials: ·250mL beaker ·Scoopula ·Marking pens conditioning black ink and chocolate-brown ink ·Filter paper ·Tap water military operation: 1.Fill beaker with 100mL water. 2.Poke fix in permeate paper with scoopula approximately 1 cm from top. 3.Place dust of ink approximately 2 cm from the bottom of the filter paper. 4.Put scoopula through hole and settle paper from scoopula so that it touches the water, making sure ink detail is not submerged. 5.Observe for 15 minutes, or until water reaches scoopula. 6. fictionalize steps 1-5 using a second glossary of ink. Observations and info: Black and purplish ink was splashted on dickens filter papers that was then(prenominal) place in the water, a sovent was used to separate the ruse s of the mixtures. As the components of the mixture began to spark off upward it showed several(predicate) dark streaks. For the black ink dit as it moved up it formed a polish pattern royal stag, yellow, and blue. But the royal ink dot didnt have a different color mixture.

Conclusions: The paper chromatography did separate the black ink into dissimilar colors but, not the purple ink. The black ink gets its color of different colors interracial together, as it moved upwards the depression color was purple, then yellow, followed by blue. The purple as it moved upwards it stayed purple because the mixture didnt contain other colors. The most draped color was yellow, the le ast sorb color was blue. Questions for Di! scussion: 1. How did the filter paper change during this working(a) process? The filter paper changed during this procedure forming a color pattern upwards. The black ink dot that moved upwards, first color was purple, followed by yellow and blue. The purple ink dot moved upwards but stayed the identical color. 2. What evidence is in that location that ink is a...If you want to get a full essay, rescript it on our website: OrderEssay.net

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