Chemistry, 07.12.2019 03:31 djfluffyman999
You are performing a gradient elution and are instructed to begin with a low polarity solvent (petroleum ether) and continue to increase solvent polarity with mtbe. why are the mobile phases added in order of increasing polarity rather than in the order of decreasing polarity?
Answers: 1
Chemistry, 22.06.2019 16:30, jrfranckowiak
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
You are performing a gradient elution and are instructed to begin with a low polarity solvent (petro...
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