极性化合物在水中的溶解是熵增加的过程 H。O Hydrated Note the orientation Hydrated FIGURE 2-6 Water as solvent. Water dissolves many crystalline salts charges are partially neutralized, and the electrostatic attractions nec- by hydrating their component ions. The NaCl crystal lattice is disrupted essary for lattice formation are weakened as water molecules cluster about the Cl and Na" ions. The ionic极性化合物在水中的溶解是熵增加的过程