mol -khối lượng mol

mol -khối lượng mol

8th Grade

38 Qs

quiz-placeholder

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mol -khối lượng mol

mol -khối lượng mol

Assessment

Quiz

Chemistry

8th Grade

Hard

Created by

Lan Hương

Used 7+ times

FREE Resource

38 questions

Show all answers

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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