0.1 g of a solid of the compound in a small test tube, and add in portions 3 ml of water. shake vigorously after the addition of each portion of solvent, being careful to keep the mixture at room temperature. if the compound dissolves completely, record it as soluble
solids should be finely powdered to increase the rate of solution. if the solid appears to be insoluble in water or ether, it is sometimes advisable to heat the analysis and chemical reactions