
mol -khối lượng mol
Authored by Lan Hương
Chemistry
8th Grade
Used 7+ times

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38 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số Avogadro bằng bao nhiêu
6.1022
6.1023
6.1021
6.1024
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khối lượng mol (g/mol) của Na2CO3 là:
51
74
90
106
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong 1 phân tử CaCO3 có bao nhiêu nguyên tử?
3
4
5
2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong 6.1023 phân tử SO2, số nguyên tử oxi là:
12.1023
6.1023
3.1023
12.1022
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đơn vị của khối lượng mol là:
g
g/mol
mol
đvC
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 mol MgCl2 có khối lượng bằng:
59,5 g
95 g
5,95 g
9,5 g
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khối lượng của 2 mol O2 bằng:
16 g
32 g
48 g
64 g
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