counting atoms 3.pdf - 2-7: Counting Atoms 1. Start Virtual...

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2-7: Counting Atoms1.StartVirtual ChemLab,selectReactions and Stoichiometry,and then selectCounting Atoms (3)fromthe list of assignments. The lab will open in the Calorimetry laboratory.2.Enter the stockroom by clicking inside theStockroomwindow. Once inside the stockroom, click ontheMetalscabinet and then open the first drawer by clicking on it. When you open the drawer, a Petridish will appear on the counter next to the cabinet. Place the sample of erbium (Er) found in thedrawer into the sample dish by double-clicking on the sample or by clicking and dragging it to thedish. Return to the stockroom view by clicking on the greenZoom Outarrow. Place the Petri dish onthe stockroom counter by double-clicking on it or by clicking and dragging it to the counter. Click ontheReturn to Labarrow to return to the laboratory.
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ROBERTSON

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