CALCULATIONS

(a)Calibration of the volumetric flask
 Mass of volumetric flask:gTemperature of cyclohexane:°C
  Mass of flask + cyclohexane:gCalculated density of cyclohexaneg/cc
 Mass of cyclohexane:gAccurate volume of flaskcc
(b)Density of Sodium Chloride
 Mass of volumetric flask:gMass of cyclohexane:g
 Mass of flask + NaCl:gVolume of cyclohexane:cc
 Mass of NaCl:gVolume of NaCl:cc
 Mass of flask + NaCl + cyclohexane:gDensity of NaCl:g/cc
(c)Calculation of interionic distance of Sodium Chloride
 Mass of unit cell of NaClgLength of edge of unit cell:nm
 Volume of unit cell:ccInterionic distance of NaCl:nm
  nm3  
(d)Density of Unknown MCl
 Mass of flask:gVolume of cyclohexane:cc
 Mass of flask + MCl:gVolume of MClcc
 Mass of MCl:gDensity of MCl:g/cc
 Flask + MCl + cyclohexane:gInterionic distance: 0.315 nm
 Mass of cyclohexane:gStructure type: NaCl-type structure
   Calculated volume of unit cell:nm3
 Calculated Molar Mass of MClg/mole