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moles to particles quiz

Chemistry

9th - 12th Grade

NGSS covered

Used 111+ times

moles to particles quiz
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many formula units are there in 5.5 moles potassium chloride?

4.08 x 10-24 
3.31 x 1024 
33.11
0.98

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many students are there in 31.8 moles of students?

5.28 x 10-23 students
1.91 x 1025 students
5.28x 10-25  students
1.91 x 1022 students

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many moles are 2.85 x 1020 atoms of iron?

4.73 x 10-4 moles
1.72 x 104 moles
1.72 x 10-42 moles
4.73 x 104 moles

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many moles of copper are 4.57 x 1015 atoms of copper?

7.59 x 10-9 moles
2.75 x 10-33 moles
7.59 x 109 moles
2.75 x 1033 moles

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Avogadro's number of representative particles is equal to one_____.

kilogram
gram
kelvin
mole

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the molar mass of AuCl2?

96 g
130 g
232.5 g
268 g

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A mole of carbon disulfide contains 6.02 x 1023 _____.

atoms
formula units
ions
molecules

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