Parameters affecting solubility: Molecular Structure:like dissolves like" Crystal Characteristics: polymorphism,amorphous and solvates Temperature:endothemic and exoehtmic △Hsolution=△Hcrystal lattice+△Hsolvation Solubility Vs pH:Stotal=Sunionized+SionizedParameters affecting solubility: Molecular Structure: “ like dissolves like” Crystal Characteristics: polymorphism, amorphous and solvates Temperature: endothemic and exoehtmic  Hsolution =  Hcrystal lattice +  Hsolvation Solubility vs pH: Stotal=Sunionized+ Sionized