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Assessed Practical 3 (AS) Determination of the relative atomic mass of lithium. Method Section 1 Apparatus> Conical Flask> Bowl> Measuring cylinder> Clamp stand> Rubber tubing Procedure I set up the apparatus. Then I carried out the correct measurements of water and lithium. I weighed the lithium as well, however when I did this I removed as much of the oil as possible, but not all of it. This was then placed in a small container. The container with the lithium inside was then placed in a conical flask, upright. A bung was placed on top to ensure the collection of gas was successful. I shook the conical flask so the container fell on its side to allow the reaction to take place. The gas produced was collected in a measuring cylinder. Section 2 Apparatus> Conical flask> Burette> Clamp stand Procedure I pipette 25cm3 of the solution from section 1, which was then placed into a conical flask. 5 drops of...

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