
BỘ TRẮC NGHIỆM: SỐ MOL – SỐ NGUYÊN TỬ – PHÂN TỬ
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Hard
Truc Minh
Used 2+ times
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26 questions
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1.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
0,4 mol nguyên tử O có bao nhiêu nguyên tử O?
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
0,005 mol phân tử N2 có bao nhiêu nguyên tử N?
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Số phân tử có trong 1,5 mol H2O là:
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
0,02 mol
0,002 mol
0,2 mol
0,12 mol
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
0,2 mol
2,0 mol
20 mol
0,02 mol
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Khối lượng mol của H2O (nước) xấp xỉ bằng:
16,00 g·mol⁻¹
18,02 g·mol⁻¹
20,03 g·mol⁻¹
10,01 g·mol⁻¹
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Khối lượng mol của CO2 xấp xỉ:
44,01 g·mol⁻¹
46,02 g·mol⁻¹
44,01 g·mol⁻¹
40,00 g·mol⁻¹
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