div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 3button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page3jpg target=_blank amp-img class=ts-thumb alt=Page 3: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 4button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page4jpg target=_blank amp-img class=ts-thumb alt=Page 4: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 5button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page5jpg target=_blank amp-img class=ts-thumb alt=Page 5: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails5jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 6button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page6jpg target=_blank amp-img class=ts-thumb alt=Page 6: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails6jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 7button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page7jpg target=_blank amp-img class=ts-thumb alt=Page 7: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails7jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 8button div class=ts-image a href=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5page8jpg target=_blank amp-img class=ts-thumb alt=Page 8: thaydungdayhoacomthaydungdayhoacomuploadsnewssach36-de-trac-nghiem-hoade-so-07pdf · ÐÈ SO 07 Câu l: Tông só hët proton natron electron trong 2 nguyên tù kim X và src=https:reader042vdocumentspubreader042viewer20220407065e067754aa54ea7f9079b5ddhtml5thumbnails8jpg width=142 height=106 layout=responsive amp-imga divdiv