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The solubility curve of potassium nitrate is shown below.
(a) Determine the solubility of potassium nitrate at #50^0C#
(b) Determine the molar concentration of saturated potassium nitrate at #50^0C# (K=39.0;O=16.0; N= 14.0 and density of water #1 gcm^(-3)#)..