Sucrose solution for experiment 1: (Question a-c)Prepare a solution of sucrose by accurately weighing 9.0 – 9.25 g of sucrose into a 100mLbeaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until allcrystals dissolve.NaCl solution for experiment 2: (Question d-f)Prepare a solution of NaCl by accurately weighing approximately 1.5 g of NaCl into a 100 mLbeaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until allcrystals dissolve.MgCl2٠6H2O solution for experiment 2: (Question d-f)Prepare a solution of magnesium chloride by accurately weighing approximately 3.6 g ofMgCl2٠6H20 into a 100 mL beaker / conical flask. Record the mass of the sample. Add 25 mLdistilled water. Mix until all the crystals dissolve Sucrose solution for experiment 1:Prepare a solution of sucrose by accurately weighing 9.0 9.25 g of sucrose into a 100mLbeaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until allcrystals dissolve.NaCl solution for experiment 2:Prepare a solution of NaCl by accurately weighing approximately 1.5 g of NaCl into a 100 mLbeaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until allcrystals dissolve.MgCl2 6H₂O solution for experiment 2:Prepare a solution of magnesium chloride by accurately weighing approximately 3.6 g ofMgCl₂ + 6H₂0 into a 100 mL beaker / conical flask. Record the mass of the sample. Add 25 mLdistilled water. Mix until all the crystals dissolve.Glycerol solution for experiment 3:Accurately weigh approximately 2.5 g glycerol into a 100 mL beaker / conical flask. Record themass of the sample. Add 25 mL distilled water. Mix well.Preparation of Ice Bath Temp (°C)12-10-8TE6 +42OTAA+-2H₂O-4Time (s)MgCl₂.6H₂0Na ClFigure 2: Cooling curves for pure water, anaqueous sodium chloride and an aqueousmagnesium chloride solution.e.) Calculate the total mass of water(solvent) in kg:i.) Mass of crystal water added (kg):ii)Mass of water added (kg):iii) Total mass of water added (kg):Sd.) Calculate the molality of the NaCl andMgCl2.6H₂O solutions.f.) Calculate the molality of MgCl2.

Mass of MgCl2.6H2O =3.6 gMass of NaCl = 1.5 gVolume of water = 25 mLDensity of water = 1 g/mLMolar…

Answered: d.) Calculate the molality of the Nace…

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter10: Properties Of Solutions

Section: Chapter Questions

Problem 31E: Common commercial acids and bases are aqueous solutions with the following properties: Density...

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Sucrose solution for experiment 1: (Question a-c)
Prepare a solution of sucrose by accurately weighing 9.0 – 9.25 g of sucrose into a 100mL
beaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until all
crystals dissolve.
NaCl solution for experiment 2: (Question d-f)
Prepare a solution of NaCl by accurately weighing approximately 1.5 g of NaCl into a 100 mL
beaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until all
crystals dissolve.
MgCl2٠6H2O solution for experiment 2: (Question d-f)
Prepare a solution of magnesium chloride by accurately weighing approximately 3.6 g of
MgCl2٠6H20 into a 100 mL beaker / conical flask. Record the mass of the sample. Add 25 mL
distilled water. Mix until all the crystals dissolve

Sucrose solution for experiment 1:
Prepare a solution of sucrose by accurately weighing 9.0 9.25 g of sucrose into a 100mL
beaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until all
crystals dissolve.
NaCl solution for experiment 2:
Prepare a solution of NaCl by accurately weighing approximately 1.5 g of NaCl into a 100 mL
beaker / conical flask. Record the mass of the sample. Add 25 mL distilled water. Mix until all
crystals dissolve.
MgCl2 6H₂O solution for experiment 2:
Prepare a solution of magnesium chloride by accurately weighing approximately 3.6 g of
MgCl₂ + 6H₂0 into a 100 mL beaker / conical flask. Record the mass of the sample. Add 25 mL
distilled water. Mix until all the crystals dissolve.
Glycerol solution for experiment 3:
Accurately weigh approximately 2.5 g glycerol into a 100 mL beaker / conical flask. Record the
mass of the sample. Add 25 mL distilled water. Mix well.
Preparation of Ice Bath

Temp (°C)
12-
10-
8
TE
6 +
4
2
O
TA
A
+
-2
H₂O
-4
Time (s)
MgCl₂.6H₂0
Na Cl
Figure 2: Cooling curves for pure water, an
aqueous sodium chloride and an aqueous
magnesium chloride solution.
e.) Calculate the total mass of water
(solvent) in kg:
i.) Mass of crystal water added (kg):
ii)
Mass of water added (kg):
iii) Total mass of water added (kg):
S
d.) Calculate the molality of the NaCl and
MgCl2.6H₂O solutions.
f.) Calculate the molality of MgCl2.

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