Determining the Empirical Formula of a Compound – Lab Report – kaitlin douce
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Determining the Empirical Formula of a Compound
Science Lab 4BKaitlin DoucetMr. McIntoshDetermining the Empirical Formula of a compoundObjectives: -To form a compound from the elements iron and oxygen -To determine the empirical formula of a compound produced in this chemical reactionSupplies -Ringstand -Ring support -Lab Burner -Crucible -Crucible tongs -Water –soluble marker -Pipestem triangle -heat resistant mat -Centigram Balance _Lab apron -Safety goggles -Medicine dropperChemical Reagents: -Steel wool, fine – 1M ammonium chloride soloution, NH CLProcedure: -Refer to page 42 in the “Essential Experiments for chemistry”Data and Observations (Experimental Results):Before the reactionMass of crucible+iron27.20gMass of crucible24.20gMass of iron300gAfter the recation Mass of crucible+compound27.90gMass of crucible24.09gMass of steel wool3.80gObservations (Days) 1Steel wool is dry, coarse, and grey NH CI made steel wool dampNh CI pooled at bottom of Crucible 2Steel wool is slightly damp turned slightly brown in colour 3Pretty damp, more NH CI is addedNH CI is no longer in the bottom of crucible 4Steam coming off wool Crucible red from heatMore steam through level of heat
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By: kaitlin douce
Submitted: January 27, 2018
Essay Length: 642 Words / 3 Pages
Paper type: Lab Report Views: 454
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