div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: PRACTICA 1 src=https:reader031fdocumentsecreader031viewer202203250155b6ed42bb61eb94428b47fdhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpUNIVERSIDAD NACIONAL DE CHIMBORAZOFACULTAD DE INGENIERIAp pESCUELA DE INGENIERIA AMBIENTALp pNOMBRE: RICARDO MERA SEMESTRE: PRIMEROFECHA: 12-05-2014pdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: PRACTICA 1 src=https:reader031fdocumentsecreader031viewer202203250155b6ed42bb61eb94428b47fdhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv