https://padlet.com/hx235h8/k7waacvu3zc8 تم إنشاؤه بعقل منفتح en-us 2019-02-21 13:18:03 UTC 2025-12-14 04:06:02 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Lightdecrease.png hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333605680 نظرية دالتون الذريه:]]> 2019-02-21 13:20:06 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333605680 hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606230 من هوا الذي اكتشف ان كتلة الجسيم المشحون اقل كثيراً من كتلة ذرة الهيدروجين؟🧐]]> 2019-02-21 13:21:30 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606230 hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606289 أهلاً يحلوه♥️]]> 2019-02-21 13:21:42 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606289 hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606507 الذره؟]]> 2019-02-21 13:22:16 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606507 hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606605 ماهو تعريف النظائر؟]]> 2019-02-21 13:22:38 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606605 hx235h8 https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606775 كيف كان الدرس😊؟]]> 2019-02-21 13:23:10 UTC https://padlet.com/hx235h8/k7waacvu3zc8/wish/333606775