Decrease in mutual solubility of two partially miscible solvents by another agent is ordinarily referred to as blending.

Systems of ………… include the most important type of pharmaceutical solutions.

If Temperature increase the solubility of solid in ideal solution increase

Many important drugs belong to the class of stronge acids and bases.

When the concentrations of salt and acid are equal………….

Weak electrolytes can behave like strong electrolytes or like nonelectrolytes in solution

Solubility increases with …………particle size

symmetric particle can be less soluble than an unsymmetric one.

In the oil phase, the concentration of monomer or dimer depends on the type of oil

In the aqueous phase, the concentration of unionized or ionized depends on…………………