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Moles Review

Authored by Caroline Cowen

Chemistry

10th Grade

NGSS covered

Used 2+ times

Moles Review
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many moles are in 50.0 g of water (H₂O)?

1 Mol

2.7 mol

2.7 g

18 g

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 2.5 moles of sodium chloride (NaCl)?

145 g

58 g

100 g

23 g

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many moles are in 44.8 L of oxygen gas (O₂) at STP?

22.4 L

2 Mol

1 Mol

32 g

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the volume of 3.0 moles of carbon dioxide (CO₂) gas at STP?

67.2 L

22.4 L

67.2 g

44 g

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How many atoms of iodine are in a mole of iodine?

53
63.55g
126.9
6.02 x 1023

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the molar mass of C2H4O2?

40g
50g
60g
68g

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the mass of 0.75 moles of (NH4)3PO4?

101.75 g
121.75 g
111.75 g
131.75 g

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