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Compound X has a Rf value of 0.25. How far will compound X have traveled from the origin when the eluent (solvent) front has traveled 40 mm
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Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.
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How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
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Compound X has a Rf value of 0.25. How far will compound X have traveled from the origin when the el...
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