00321nam a2200121Ia 4500008004100000100002400041245004500065260003400110300000900144650002400153942000700177999001500184190216s9999||||xx |||||||||||||| ||und||  aJames Newton Butler 0aIonic Equilibrium A Mathematical Approch  bAddison-Wesley Pbl: Co:c1964  a547p  aChemistry-Chemistry  cBK  c2283d2283