
Моль ба стехиометр

Quiz
•
Chemistry
•
10th Grade
•
Easy

rentsenkhand magsarjav
Used 3+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Үнэн
Худал
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Үнэн
Худал
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 моль ус 36 г масстай байна.
Үнэн
Худал
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Үнэн
Худал
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Al + H2SO4 → Al2(SO4)3 +H2
Дээрх урвалын тэгшитгэлийг тэнцүүлээд H2SO4 ба Al2(SO4)3 -ийн стехиометрийн харьцаа ямар байгааг олно уу?
1:1
3:1
1:3
2:1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CaC2 + 2H2O → Ca(OH)2 + C2H2
13 г ацетилен (C2H2) үйлдвэрлэхэд хичнээн моль ус хэрэгтэй вэ?
0.5 моль
1 моль
2 моль
2.5 моль
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
4Al + 3O2 → 2Al2O3 Хөнгөнцагааныг шатаахад стандарт нөхцөлд 4.96дм3 хүчилтөрөгч зарцуулагдсан бол анх хэчнээн моль хөнгөнцагаан шатах урвалд орсон бэ?
0.54 моль
0.29 моль
0.27 моль
0.3 моль
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C3H8 + 5O2 → 3CO2 + 4H2O
Дээрх урвалд 2.5моль хүчилтөрөгч зарцуулагдсан бол хэчнээн моль нүүрсхүчлийн хий үүсэх вэ
1.5 моль
2.1 моль
4.2 моль
2.0 моль
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