قياس المادة -المول

Quiz
•
Chemistry
•
11th Grade
•
Hard
fatima shehab
Used 77+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
وحدة النظام الدولي الأساسية المستخدمة لقياس كمية المادة وهي عبارة عن عدد ذرات الكربون الموجوده في 12جرام
النظائر
المول
الكتلة الموليه
االكتلة
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O2عدد الذرات الاكسجين في 3 مول من
1.806x1024
3x1024
6x1024
3.612x1024
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
اذا علمت ان الكتلة المولية الصوديوم 23جرام لكل مول فما عدد المولات في 20 جرام منه ؟
Na =23g/mol
0.869 mol
1.00mol
0.50 mol
2.00mol
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
" ، علما بأن الكتلة المولية للفلور تساوي 19 جرام لكل مول Fما كتلة 5 مول الفلور
90 mol
95mol
42mol
50mol
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
لكتلة المولية للفضة g/mol= 107
1.22x1023 ذرة of Ag ، ما كتلة الفضة في "
162g
1.93g
3.25g
21.68g
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