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Mole, atoms, molecules, and grams conversion

Authored by kira wilson

Chemistry

12th Grade

NGSS covered

Used 3+ times

Mole, atoms, molecules, and grams conversion
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many molecules are there in 31.8 moles of water?

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

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine the mass of 4.20 moles of C6H12

353 g

0.0499 g

337 g

2.53 x 1024 g

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Which of the following dimensional analysis setups will correctly convert 27.76 g of Li to atoms of Li?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the mass of 1.2 x 1024 atoms of C?

2.0 grams

24 grams

0.17 grams

1.4 x 1025 grams

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Calculate the number of atoms in 0.0340 g Zn.

5.20 x 10-4 atoms Zn

3.13 x 1023 atoms Zn

3.13 x 1020 atoms Zn

2.05 x 1022 atoms Zn

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams are in 1.2 moles of neon?

0.059 grams

7.2 x 1023 grams

2.0 x 10-24 grams

24 grams

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many moles are in 98.3 grams of aluminum hydroxide, Al(OH)3?

1.26 moles

0.8 moles

7,670 moles

1.63 x 10-22 moles

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