div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentpubreader042viewer20220412115dd0c48ed6be591ccb629945html5page1jpg target=_blank img data-url=documentcu-68-cho-cc-pht-biu-sau-a-crom-bn-trong-khng-kh-do-c-lp-mnghtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: staticplovnstaticplovnUploadedthanhtrang2017_06_23hoama_de_thi_218_OEWKpdf · Câu 68 Cho các phát biêu sau: a Crom bèn trong không khí do có lóp màng oxit bào loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentpubreader042viewer20220412115dd0c48ed6be591ccb629945html5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader042fdocumentpubreader042viewer20220412115dd0c48ed6be591ccb629945html5page2jpg target=_blank img data-url=documentcu-68-cho-cc-pht-biu-sau-a-crom-bn-trong-khng-kh-do-c-lp-mnghtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: staticplovnstaticplovnUploadedthanhtrang2017_06_23hoama_de_thi_218_OEWKpdf · Câu 68 Cho các phát biêu sau: a Crom bèn trong không khí do có lóp màng oxit bào loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentpubreader042viewer20220412115dd0c48ed6be591ccb629945html5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader042fdocumentpubreader042viewer20220412115dd0c48ed6be591ccb629945html5page3jpg target=_blank img data-url=documentcu-68-cho-cc-pht-biu-sau-a-crom-bn-trong-khng-kh-do-c-lp-mnghtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: staticplovnstaticplovnUploadedthanhtrang2017_06_23hoama_de_thi_218_OEWKpdf · Câu 68 Cho các phát biêu...