لماذا يطفو الثلج أو الجليد على الماء؟

06 أبريل 2017

لأن كثافة الجليد أقل من كثافة الماء بنسبة 9% ، والسبب في هذا لأن الماء فيه روابط
هيدروجينية تغير من طبيعتها مع حرارة أقل من 4 مئوية.

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أخر المواضيع من قسم : الثلج

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