If you use too little solvent, not all of your crystals will dissolve in the hot solvent, and they will retain some impurities. The purity will decrease and the percent yield will increase slightly. What will happen if you use too little solvent?
1) The crystals will dissolve completely and the purity will increase
2) The crystals will not dissolve completely and the purity will decrease
3) The crystals will dissolve completely and the purity will remain the same
4) The crystals will not dissolve completely and the purity will remain the same