Answered: What is the Rf if the solvent front…

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What is the Rf if the solvent front moved 6.7 cm and the spot moved 4.2 cm from the point of origin?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter5: Errors In Chemical Analyses

Section: Chapter Questions

Problem 5.12QAP

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Question

What is the Rf if the solvent front moved 6.7 cm and the spot moved 4.2 cm from the point of origin?

Rf = distance spot travels/distance solvent travels If the solvent moves 6.0 cm, and the spot moved 2.0 cm from the point or origin, the Rf is 2.0/6.0 or 0.30

Write the answer with 2 places past the decimal

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