
Số mol và khối lượng trong hóa học

Quiz
•
Chemistry
•
2nd Grade
•
Hard
Lê Linh
Used 3+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số Avogađro có giá trị là:
6,022.10-23
6,022.10-24
6,022.1023
6,022.1024
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1,5.1023 phân tử CO2 tương ứng với số mol là:
0,2 mol
0,3 mol
0,249 mol
0,35 mol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
9,033.1023 nguyên tử oxygen tương ứng với số mol là:
1 mol
5 mol
1,2 mol
1,5 mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính số mol của 3,011.1023 .1023 phân tử nước?
0,2 mol
0,3 mol
0,4 mol
0,5 mol
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong 2 mol nước chứa số phân tử là:
6,022.1023
12,044.1023
18,022.1023
24,011.1023
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong 0,5 mol khí oxygen có bao nhiêu nguyên tử oxygen ?
6,022.1023 nguyên tử
0,6022.1023 nguyên tử
0,3011.1023 nguyên tử
3,011.1023 nguyên tử
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong 1,25 mol CO2 có bao nhiêu phân tử CO2?
6,022.1023
7,5275.1023
12,0525.1023
18,585.1023
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