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Direct linkEl Seoud, Omar A.; Loffredo, Carina; Galgano, Paula D.; Sato, Bruno M.; Reichardt, Christian – Journal of Chemical Education, 2011
The substitution of petroleum-based fuels with those from renewable sources has gained momentum worldwide. A UV-vis experiment for the quantitative analysis of biofuels (bioethanol or biodiesel) in (petroleum-based) diesel oil has been developed. Before the experiment, students were given a quiz on biofuels, and then they were asked to suggest a…
Descriptors: Fuels, Science Instruction, Science Experiments, Laboratory Experiments
