div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: FÓRMULAS EMPÍRICAS Y MOLECULARES - iesjuangriscom src=https:reader036vdocumentssitereader036viewer202207260862deb1aaa8327a77636cd0achtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divpFÓRMULAS EMPÍRICAS Y MOLECULARESpdiv