div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=-20200102-1-cho-21855-gam-hn-hqp-a-gm-na2c03-nacl-v-nahc03-vohtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: dongthapeduvndongthapeduvnupload1996320200102HOA_HOC_-_L920200102 · 1 Cho 21855 gam hõn hqp A gôm: Na2C03 NaCl và NaHC03 vào V lít dung dich I-ICI 10mollít loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentspubreader033viewer2022053107607468d854f29d2df3226b44html5thumbnails6jpg width=140 height=200 divdiv