1,2 mol Fe có khối lượng là:
ÔN TẬP ĐẦU NĂM HÓA 10

Quiz
•
Chemistry
•
2nd Grade
•
Medium
Trang Nguyễn
Used 6+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
56 gam.
56 đvC.
67,2 gam.
67,2.1023 n tử.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thể tích của 0,22 mol khí O2 (đktc) là:
2,2 lít.
22,4 lít.
2,24 lít.
4,928 lít.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
0,12 mol Fe2(SO4)3 có khối lượng là:
48 gam.
48 đvC.
400 đvC.
400 gam.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6,72 lít N2 (đktc) có số mol là :
1 mol.
0,3 mol.
0,2 mol.
0,1 mol.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
8 gam O2(đktc) có thể tích là:
A. 5,6 lít.
B. 32 lít.
C. 2,24 lít.
D. 22,4 lít.
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Số mol của 4,8 gam Mg là? (biết MMg = 24)
0,1
0,05
0,2
0,5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thể tích của 0,01 mol khí Hidro là?
V = 2,24 lít
V = 0,224 lít
V = 22,4 lít
V = 1,12 lít
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