Transcript MOLE CONVERSION WORKSHEET

MOLE CONVERSION
WORKSHEET
ANSWERS
Convert 36 g of H2O to moles.
__
36 g H O
2
1 mol H2O
__
18 g H O
X ----------------2
= 2 mol H2O
What is the mass of 0.071 mol
CO2?
_____
0.071 mol
CO2
44 g CO2
X ---------------- =
_____
1 mol
CO2
3.1 g CO2
1.) How many moles are in 144 g of
carbon?
144 ___
gC
1 mol C
X ---------------- =
12 ___
gC
12.0 mol C
2.) What is the mass of 5.0 moles
of He?
____
5.0 mol He
4 g He
X ---------------- = 20 g He
_____
1 mol He
3.) How many moles of N2 are in
84.0 g of nitrogen gas?
____
84.0 g N
2
1 mol N2
X ---------------- = 3.00 mol N
___
28 g N
2
2
4.) What is the mass of 12.0 moles
of O2?
____
12.0 mol O
2
32 g O2
X ---------------- = 384 g O2
___
1 mol O
2
5.) How many moles of water
molecules are in 117 g of water?
____
117 g H O
2
1 mol H2O
X ---------------- =
_____
18 g H O
2
6.50 mol
H 2O
6.) What is the mass of 7.25 moles
of H2O2?
______
34 g H2O2
7.25 mol H2O2 X ---------------- =
______
1 mol H2O2
247
mol H2O2
7.) How many moles of NaCl are in
87.0 g of NaCl?
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87.0 g NaCl
1 mol NaCl
X ---------------- =
_____
58.45 g NaCl
1.49 mol
NaCl
8.) What is the mass of 6.0 moles
of NaOH?
______
40 g NaOH
6.0 mol NaOH X ---------------- =
_______
1 mol NaOH
240 g
NaOH
9.) How many moles of C12H22O11
are in 179 g of C12H22O11?
_____
179 g
C12H22O11
1 mol C
12H22O11
X ---------------- =
_____
342 g
C12H22O11
0.523 mol
C12H22O11
10.) What is the mass of 3.5 moles
of HC2H3O2?
60 g HC2H3O2
210
g
_______
3.5 mol HC H O X ---------------- = HC H O
_______
1 mol HC H O
2
3
2
2
2
3
2
3
2