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Chemistry Final Exam Review- MOLES

Authored by Kristin Behrens

Chemistry

9th - 10th Grade

NGSS covered

Used 2+ times

Chemistry Final Exam Review- MOLES
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13 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the molar mass of CO2?

12
16
32
44

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calculate the molar mass of Ba(C2H3O2)2

255.3 g/mol

237.3 g/mol

228.3 g/mol

196.3 g/mol

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the mass of 2.50 mol of oxygen gas O2?

40 g
80 g
16 g
32 g

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many water molecules are in 5.2 moles of water?

6.02 x 1023
5.2
3.1304 x 1024
8.638 x 10-24

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many moles are present in 32.3 grams of carbon dioxide (CO2)?

44.01 moles
1421.52 moles
32.3 moles
0.73 moles

Tags

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many atoms of carbon are in 6.00g of carbon?

1.20x1024atoms C
6.02x1023atoms C
3.01x1023atoms C
1.50x1023atoms C

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams are in 1.2 x 1024 molecules of CO?

28 grams
56 grams
6.02 grams
1.2 grams

Tags

NGSS.HS-PS1-7

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