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Molar Mass/Mole & Gram Conv.

Total questions: 12

Worksheet time: 29mins

Name
Class
Date
1.

What is the molar mass of Cl2?

a)

17 g/mol

b)

35.5 g/mo;

c)

71.0 g/mol

d)

89 g/mol

2.

Calculate the molar mass of water (H2O).

a)

10 g/mol

b)

17 g/mol

c)

18 g/mol

d)

34 g/mol

3.

The molar mass of a single element is equal to its...

a)

Atomic mass

b)

Atomic number

c)

Oxidation number

d)

Valence electrons

4.

How many particles are in a mole?

a)

602

b)

602 million

c)

602 moles

d)

6.022 x 1023

5.
Molar mass is in units of ________.
a)
grams
b)
grams/mole
c)
mole
d)
moles/gram
6.

What element has an atomic mass of 1.01?

a)

Hydrogen

b)

Helium

c)

Carbon

d)

Gold

7.

How many grams are in 1.2 moles of Neon?

a)

0.05 grams

b)

16.6 grams

c)

21.2 grams

d)

24.1 grams

8.
How many moles are in 16.94g of water?
a)
16.94
b)
0.9403
c)
305.2
d)
1.063
9.
What is the mass in grams of 5.90 mol C8H18?
a)
.0512 g
b)
19.4 g
c)
673 g
d)
389 g
10.
How many moles are in 22 g of argon? 
a)
880 moles
b)
0.55 moles
c)
1.81 moles
d)
5 moles
11.

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

a)

1.26 moles

b)

0.8 moles

c)

7,670 moles

d)

1.63 x 10-22 moles

12.

Determine the mass of 4.20 moles of C6H12

a)

353 g

b)

0.0499 g

c)

337 g

d)

2.53 x 1024 g