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Grades 912. This kit addresses a timely topicbiodieselwhile practicing timeless laboratory techniques, such as titration. Students determine the quantity of reagents needed to produce a batch of biodiesel, run the reaction, and purify the finished product.
Grades 9-12. This kit addresses a timely topic - biodiesel - while practicing timeless laboratory techniques, such as titration. Students determine the quantity of reagents needed to produce a batch of biodiesel, run the reaction, and purify the finished product.
The 3-step experiment fills three 50-minute classes with basic chemistry techniques and introduces students to a fascinating new fuel technology. They can even collect and use their own feedstock samples as starting material.
Materials are sufficient for 30 students working in groups of 3.
|Vegetable Oil, 32 oz||2||Included|
|Potassium Hydroxide, Granular, 50 g||1||Included|
|Methanol, 500 mL||2||Included|
|Isopropyl Alcohol, 99%, 500 mL||4||Included|
|0.01 M Hydrochloric Acid, 1 L||1||Included|
|Phenolphthalein, 1%, in 95% Ethanol, 100 mL||1||Included|
|Bromphenol Blue, 1%, Aqueous, 100 mL||1||Included|
|Jars with Sealing Lids, 1/2 pt||20||Included|
|Disposable Glass Pipets||6||Included|
|Teacher's Manual with Reproducible Student Guide||1||Included|
|Buret Setup with Funnels||10||Needed, Not Included|
|Beakers, 250 mL||12||Needed, Not Included|
|Beakers, 100 mL||10||Needed, Not Included|
|Erlenmeyer Flasks, 125 mL||10||Needed, Not Included|
|Distilled Water, 1 L||1||Needed, Not Included|
|Flask with Stopper, 1,500 mL||1||Needed, Not Included|
|Graduated Cylinders, 100 mL||2||Needed, Not Included|
|Weigh Boats||10||Needed, Not Included|
|Metal Scoops||10||Needed, Not Included|
|Hot Plates||2||Needed, Not Included|
|Thermometers||2||Needed, Not Included|
|Digital Scales (accurate to 0.01 g)||1||Needed, Not Included|
|Fume Hood||Needed, Not Included|
|Collected Feedstock Samples||Needed, Not Included|
|Paper Towels||Needed, Not Included|
|Disposable Containers for Titrated Solutions||Needed, Not Included|
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