Question 6 Water of Hydration Lab Revort M W RF PART A. Hygroscopicity, Deliquescence, and Efflorescence Mass (sample + glass) Observations Classification Initial Final Initial Final Hygroscopic Deliquescent, Efflorescent, or None Na,Co, 104,0 3.209 31186 Siro powdery powdery 152.880/52.884 KAl(SO), 12H,0 31.752 32.120 crystaly Very clear smulcev powdery cryst 01 bry while clear chunchs kuid (von Ipuin 4) led pou try crystals Caci, 189.362 89.360 Cocl, 61,0 red Cryst 413 Growery Water of Hydration PART B. Percentage of Water in a Hydrate Mass of crucible and cover 31.075 g 32.105 g Mass of crucible, cover, and ſolid bydrate 31.9539 Mass of crucible, cover, and fesidus Mass of solid hydrate 1.03g 0.878 g Mass of residue Mass of water lost Percentage of water in the unknown hydrate Molar mass of anhydrous salt (from label) Number of grams of water per 100 g hydrate Number of moles of water per 100 g hydrate Number of grams of anhydrous salt per 100 g hydrate Number of moles of anhydrous salt per 100 g hydrate Formula of hydrate, XnH,where X is the anhy- drous salt and n is an integer or a half-integer. Round off to the nearest half-integer. For example, a result of 2.4 would be rounded to 2.5 or 5/2. Show your calculations for part B on the next page. Attach additional pages if necessary. Water of Hydration PART C. Reversibility of Hydration Summarize your observations on CuSO,SH.0: Initial Color After Heating In Solution blue bolt After Heating After Final to Dryness Cooling dry blue / white chuncks powdery chuncki dry light lightblue crystals while, faded vin crystals Is the dehydration and hydration of CuSO, reversible yes! PART D. Identification of Hydrates Color of Residue Hydrate? H,0 Appears? green inunchli crystall Water Soluble? greenish blue green yellow Dr green? solution nickel(II) chloride white powder white ailroviny cleur small amount liquid Ot Solid potassium chloride white no change does not dislove wery lih disolved calcium carbonate powder er با نيا white powdery crystals bigger Climpi clear liquid Shool) up! barium chloride 60

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Transcribed Image Text: 6 Water of Hydration Lab Revort M W RF PART A. Hygroscopicity, Deliquescence, and Efflorescence Mass (sample + glass) Observations Classification Initial Final Initial Final Hygroscopic Deliquescent, Efflorescent, or None Na,Co, 104,0 3.209 31186 Siro powdery powdery 152.880/52.884 KAl(SO), 12H,0 31.752 32.120 crystaly Very clear smulcev powdery cryst 01 bry while clear chunchs kuid (von Ipuin 4) led pou try crystals Caci, 189.362 89.360 Cocl, 61,0 red Cryst 413 Growery Water of Hydration PART B. Percentage of Water in a Hydrate Mass of crucible and cover 31.075 g 32.105 g Mass of crucible, cover, and ſolid bydrate 31.9539 Mass of crucible, cover, and fesidus Mass of solid hydrate 1.03g 0.878 g Mass of residue Mass of water lost Percentage of water in the unknown hydrate Molar mass of anhydrous salt (from label) Number of grams of water per 100 g hydrate Number of moles of water per 100 g hydrate Number of grams of anhydrous salt per 100 g hydrate Number of moles of anhydrous salt per 100 g hydrate Formula of hydrate, XnH,where X is the anhy- drous salt and n is an integer or a half-integer. Round off to the nearest half-integer. For example, a result of 2.4 would be rounded to 2.5 or 5/2. Show your calculations for part B on the next page. Attach additional pages if necessary. Water of Hydration PART C. Reversibility of Hydration Summarize your observations on CuSO,SH.0: Initial Color After Heating In Solution blue bolt After Heating After Final to Dryness Cooling dry blue / white chuncks powdery chuncki dry light lightblue crystals while, faded vin crystals Is the dehydration and hydration of CuSO, reversible yes! PART D. Identification of Hydrates Color of Residue Hydrate? H,0 Appears? green inunchli crystall Water Soluble? greenish blue green yellow Dr green? solution nickel(II) chloride white powder white ailroviny cleur small amount liquid Ot Solid potassium chloride white no change does not dislove wery lih disolved calcium carbonate powder er با نيا white powdery crystals bigger Climpi clear liquid Shool) up! barium chloride 60
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Transcribed Image Text: 6 Water of Hydration Lab Revort M W RF PART A. Hygroscopicity, Deliquescence, and Efflorescence Mass (sample + glass) Observations Classification Initial Final Initial Final Hygroscopic Deliquescent, Efflorescent, or None Na,Co, 104,0 3.209 31186 Siro powdery powdery 152.880/52.884 KAl(SO), 12H,0 31.752 32.120 crystaly Very clear smulcev powdery cryst 01 bry while clear chunchs kuid (von Ipuin 4) led pou try crystals Caci, 189.362 89.360 Cocl, 61,0 red Cryst 413 Growery Water of Hydration PART B. Percentage of Water in a Hydrate Mass of crucible and cover 31.075 g 32.105 g Mass of crucible, cover, and ſolid bydrate 31.9539 Mass of crucible, cover, and fesidus Mass of solid hydrate 1.03g 0.878 g Mass of residue Mass of water lost Percentage of water in the unknown hydrate Molar mass of anhydrous salt (from label) Number of grams of water per 100 g hydrate Number of moles of water per 100 g hydrate Number of grams of anhydrous salt per 100 g hydrate Number of moles of anhydrous salt per 100 g hydrate Formula of hydrate, XnH,where X is the anhy- drous salt and n is an integer or a half-integer. Round off to the nearest half-integer. For example, a result of 2.4 would be rounded to 2.5 or 5/2. Show your calculations for part B on the next page. Attach additional pages if necessary. Water of Hydration PART C. Reversibility of Hydration Summarize your observations on CuSO,SH.0: Initial Color After Heating In Solution blue bolt After Heating After Final to Dryness Cooling dry blue / white chuncks powdery chuncki dry light lightblue crystals while, faded vin crystals Is the dehydration and hydration of CuSO, reversible yes! PART D. Identification of Hydrates Color of Residue Hydrate? H,0 Appears? green inunchli crystall Water Soluble? greenish blue green yellow Dr green? solution nickel(II) chloride white powder white ailroviny cleur small amount liquid Ot Solid potassium chloride white no change does not dislove wery lih disolved calcium carbonate powder er با نيا white powdery crystals bigger Climpi clear liquid Shool) up! barium chloride 60