
قانون هس
Authored by ent a.jama3007@education.qa
Chemistry
12th Grade
Used 4+ times

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3 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
أي العلاقات الاتيه صحيحة عن قانون هس
∆H= ∆H2 - ∆H1
∆H= ∆H2 X ∆H1
∆H= ∆H2 / ∆H1
∆H= ∆H2 + ∆H1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
أي الجل الاتيه صحيحة عن قانون هس
∆H = ∆H2-∆H1
تعتمد قيمة التغير في المحتوى الحراري للتفاعل على المسار الذي يسلكة التفاعل
يطبق في التفاعلات شديدة الخطورة لحساب قيمة التغير في المحتوي الحراري
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ماذا يحدث لقيمة ∆H عند عكس المعادلة الكيميائية
∆H تعكس الاشارة
∆H لا تتغير قيمة
∆H تضرب في القيمة المطلوبة
∆H تقسم في القيمة المطلوبة
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