Question

Which of these factors is least likely to determine whether a given solute dissolves in a given solvent?

A. whether the solvent and solute are both polar
B. whether the solvent and solute are both nonpolar
C. whether the solute and solvent are both composed of molecules of about the same size
D. whether the solute and solvent can form hydrogen bonds with each other

Answer 1

C. same of the molecules does not matter when dissolving a solid and a solution. 

Answer 2

A. whether the solvent and solute are both polar.