div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5page1jpg target=_blank img data-url=-este-x-don-chuc-mach-hd-co-ti-khoi-hoei-so-voi-oxi-bang-3-125-dothtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: kenhtuyensinhcomvn · Este X don chúc mach hð có ti khói hŒi so vói oxi bàng 3 125 Ðót cháy hoàn toàn 02 mol Ðót cháy hoàn toàn 02 mol hðn hqp E gòm X và loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5page2jpg target=_blank img data-url=-este-x-don-chuc-mach-hd-co-ti-khoi-hoei-so-voi-oxi-bang-3-125-dothtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: kenhtuyensinhcomvn · Este X don chúc mach hð có ti khói hŒi so vói oxi bàng 3 125 Ðót cháy hoàn toàn 02 mol Ðót cháy hoàn toàn 02 mol hðn hqp E gòm X và loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5thumbnails2jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5page3jpg target=_blank img data-url=-este-x-don-chuc-mach-hd-co-ti-khoi-hoei-so-voi-oxi-bang-3-125-dothtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: kenhtuyensinhcomvn · Este X don chúc mach hð có ti khói hŒi so vói oxi bàng 3 125 Ðót cháy hoàn toàn 02 mol Ðót cháy hoàn toàn 02 mol hðn hqp E gòm X và loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5page4jpg target=_blank img data-url=-este-x-don-chuc-mach-hd-co-ti-khoi-hoei-so-voi-oxi-bang-3-125-dothtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: kenhtuyensinhcomvn · Este X don chúc mach hð có ti khói hŒi so vói oxi bàng 3 125 Ðót cháy hoàn toàn 02 mol Ðót cháy hoàn toàn 02 mol hðn hqp E gòm X và loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer20220412095d67888688c993d5408bc85ehtml5thumbnails4jpg width=140 height=200 adivdiv