CHM 201 Lab - Formula of a Mineral Calculations

CHM 201 Lab - Formula of a Mineral Calculations - Data and...

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Data and Calculations: Unknown Mineral # M3852 Part B: Mass of Crucible = 19.4702 g Mass of vial with mineral = 14.7092 g Mass of dehydrated sample + mass of crucible = 19.8721 g Mass of vial with mineral - mass of mineral sample = 13.8939 g Mass of dehydrated sample = .4019 ± .001 g Mass of water loss = .4134 ± .002 g Column1 Column2 Column3 Column4 Column5 Column6 Lower Limit Mass Upper Limit Weight of vial w/sample 14.7087 g 14.7092 g 14.7097 g Vial weight - sample weight 13.8934 g 13.8939 g 13.8944 g Weight of sample .8143 g .8153 g 0.8163 g (Upper limit weight of vial w (Lower limit weight of (vial weight - sampl (Upper limit of weight of s [Use inverse limits to find lo Column1 Column2 Column3 Column4 Column5 Column6 Column7 Lower Limit Weight Upper Limit Weight of sample .8143 g .8153 g .8163 g Calculated sa Weight of dehydrated sample .4009 g .4019 g .4029 g Water weight loss .4114 g .4134 g .4154 g Mass of mineral sample = .8153 ± .001 g Upper and Lower Masses from observed ma G H20 = (grams of water)/(grams of mineral) = (.4134 g water)/(.8153 g mineral) = .507 g water/ g mineral Upper G H2 0 = (Upper limit weight loss)/(Lower limit sample) = (.4154 g water)/(.8143 g mineral) = .510 g water/g mineral Lower GH 20 = (Lower limit weight loss)/(Upper limit sample) = (.4114 g water)/(.8163 g mineral) = .504 g water/g mineral
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Part C: Mass of vial with mineral = 13.8960 ± .0005 g Mass of vial with mineral - mass of mineral sample = 13.6810 ± .0005 g Mass of crucible = 22.7711 ±.0005g Mass of mineral sample = .215 ± .001 g M H20 = (G H20 )/(18 g /mol) = 2.82 x 10 -2 moles water/g mineral Upper M H20 = (Upper G H20
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CHM 201 Lab - Formula of a Mineral Calculations - Data and...

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