Qstnid -Ii-27-i-<img Src="\etl\image\esa-cbse-xii\chem-hwh-sb2\c07/13l_3a45b5b2.gif" Width="184" Height="35"> () <Img Src="\etl\image\esa-cbse-xii\chem-hwh-sb2\c07/14l_f1421a4.gif" Width="172" Height="35"> () <Img Src="\etl\image\esa-cbse-xii\chem-hwh-sb2\c07/15l_m7998fcca.gif" Width="297" Height="27"> - 07: Chemistry In Everyday Life