Table 3: Determining Ksp* Average Temp (C) s(M)= [KNO3] (M) s= Ksp Density of HO at that Temp, (from CRC) Table 4: Determining AG from Equation 1 66.5 8.25 M 68.1 2 56.6 6.78 M 46.0 AG, (J/mol) Solubility (gKNO3/100gHO) Set C. Note, you need to plot the solubility as a function of temperature and compare this to the literature (e.g. look up solubility versus temperature of KNO3 on the internet or in your chemistry text book). 2 329.75 Temp (K) 339.65 T(C) 66.5 56.6 1/T (K-) 2.9442x 103.0326x107 In(Ksp) 4.22 3.83 3 46.4 5.84 M 34.1 3 319.52 46.4 3.1297 x 10 3.53

Set C. Note, you need to prot the solubility as a function of temperature and compare this to the literature (e.g. look up solubility versus temperature of KNO3 on the internet or in your chemistry text book). Set C. Note, you need to plot the solubility as a function of temperature and compare this to the literature (e.g look up solubility versus temperature of KNO3 on the internet or in your chemistry text book)