
Bài kiem tra so 3
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
G3-5 2
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45 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính thể tích của 2 mol khí SO2 (ở điều kiện tiêu chuẩn).
44,8 lít
26,88 lít
22,4 lít
56 lít
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính khối lượng của 0,2 mol H2SO4.
19,6g
4,9g
14,7g
9,8g
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính số mol của 1,6g O2.
0,3 mol
0,1 mol
0,05 mol
0,5 mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính thể tích của 0,5 mol khí He (ở điều kiện chuẩn).
11,2 lít
12,395 lít
5,6 lít
24,79 lít
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính khối lượng dung dịch chứa 0,8 mol CuSO4 trong 400g nước
428 g
582g
528g
485 g
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính thể tích của dung dịch chứa 0,3 mol NH4Cl với nồng độ 0,2 M.
1,5 lít
2 lít
3 lít
1 lít
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính thể tích của 0,25 mol khí H2 (ở điều kiện tiêu chuẩn).
5,6 lít
2,8 lít
1,4 lít
1,2 lít
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