Steve, sarah, richard, and kate each run paper chromatography on unknown liquids. steve gets a red band, sarah gets a yellow band, richard gets a green band, and kate gets a yellow band and a blue band. which student might have had a mixture?
steve
sarah
richard
kate
Answers: 2
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Steve, sarah, richard, and kate each run paper chromatography on unknown liquids. steve gets a red b...
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