Free Printable Lesson on Calculating Molar Mass and Moles and Molecules

Free Printable Worksheets

Worksheets

Lesson on Calculating Molar Mass and Moles and Molecules

Total questions: 7

Worksheet time: 9mins

Name

Class

Date

1.

How many moles are in 16.94g of water?

a)

16.94

b)

0.9403

c)

305.2

d)

1.063

2.

The mass of one mole of substance is called...

a)

molecular mass

b)

mole constant

c)

molar mass

d)

atomic weight

3.

The molar mass of an element is equal to its...

a)

Atomic mass

b)

Atomic number

c)

Oxidation number

d)

Valence electrons

4.

What is the molar mass of CO₂?

a)

12

b)

16

c)

32

d)

44

5.

What is the molar mass of Ca(OH)₂ to the one decimal place?

a)

58

b)

74

c)

329

d)

1360

6.

Fluorine is diatomic. What is the molar mass of fluorine gas?

a)

18.998 g/mol

b)

37.996 g/mol

c)

9 g/mol

d)

18 g/mol

7.

How many moles are in 16.94g of water?

a)

16.94

b)

0.9403

c)

305.2

d)

1.063

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