00350nam a22001337a 4500003000400000005001700004008004100021020001500062040000800077100002100085245002400106250001900130260006700149OSt20200810113158.0200810b        xxu||||| |||| 00| 0 eng d  a0669393215  cN/A  aSteven S.Zumdahl  aChemical Principles  aSecond edition  aLexinton, Massachusetts TorontobD.C Healtha and companyc1995