MOLE CONVERSION WORKSHEET ANSWERS
Dec 30, 2015
MOLE CONVERSION WORKSHEET
ANSWERS
Convert 36 g of H2O to moles.
36 g H2O X -----------------1 mol H2O
18 g H2O
____ = 2 mol H2O
What is the mass of 0.071 mol CO2?
0.071 mol CO2 X ----------------1 mol CO2
44 g CO2__________
= 3.1 g CO2
1.) How many moles are in 144 g of carbon?
144 g C X ----------------12 g C
1 mol C___
___= 12.0 mol C
2.) What is the mass of 5.0 moles of He?
5.0 mol He X ----------------1 mol He
4 g He_________
= 20 g He
3.) How many moles of N2 are in 84.0 g of nitrogen gas?
84.0 g N2 X ----------------28 g N2
1 mol N2____
___= 3.00 mol N2
4.) What is the mass of 12.0 moles of O2?
12.0 mol O2 X ----------------1 mol O2
32 g O2____
___= 384 g O2
5.) How many moles of water molecules are in 117 g of water?
117 g H2O X ----------------18 g H2O
1 mol H2O____
_____=
6.50 mol H2O
6.) What is the mass of 7.25 moles of H2O2?
7.25 mol H2O2 X ----------------1 mol H2O2
34 g H2O2______
______= 247
mol H2O2
7.) How many moles of NaCl are in 87.0 g of NaCl?
87.0 g NaCl X ----------------58.45 g NaCl
1 mol NaCl_____
_____= 1.49 mol
NaCl
8.) What is the mass of 6.0 moles of NaOH?
6.0 mol NaOH X ----------------1 mol NaOH
40 g NaOH______
_______= 240 g
NaOH
9.) How many moles of C12H22O11 are in 179 g of C12H22O11?
179 g C12H22O11 X ----------------342 g C12H22O11
1 mol C12H22O11_____
_____= 0.523 mol
C12H22O11
10.) What is the mass of 3.5 moles of HC2H3O2?
3.5 mol HC2H3O2 X ----------------1 mol HC2H3O2
60 g HC2H3O2______________
= 210 g HC2H3O2