MOLE CONVERSION WORKSHEET ANSWERS

__ __ Convert 36 g of H2O to moles. 1 mol H2O 36 g H2O 2 mol H2O = X ----------------- = 18 g H2O

What is the mass of 0.071 mol CO2? 44 g CO2 _____ 0.071 mol CO2 X ---------------- = 3.1 g CO2 _____ 1 mol CO2

1.) How many moles are in 144 g of carbon? 1 mol C ___ 144 g C X ---------------- = 12.0 mol C ___ 12 g C

2.) What is the mass of 5.0 moles of He? 4 g He ____ 5.0 mol He X ---------------- = 20 g He _____ 1 mol He

3.) How many moles of N2 are in 84.0 g of nitrogen gas? 1 mol N2 ____ 84.0 g N2 3.00 mol N2 X ---------------- = ___ 28 g N2

4.) What is the mass of 12.0 moles of O2? 32 g O2 ____ 12.0 mol O2 384 g O2 X ---------------- = ___ 1 mol O2

5.) How many moles of water molecules are in 117 g of water? 1 mol H2O ____ 6.50 mol H2O 117 g H2O X ---------------- = _____ 18 g H2O

6.) What is the mass of 7.25 moles of H2O2? 34 g H2O2 ______ 247 mol H2O2 7.25 mol H2O2 X ---------------- = ______ 1 mol H2O2

7.) How many moles of NaCl are in 87.0 g of NaCl? 1 mol NaCl _____ 1.49 mol NaCl 87.0 g NaCl X ---------------- = _____ 58.45 g NaCl

8.) What is the mass of 6.0 moles of NaOH? 40 g NaOH ______ 240 g NaOH 6.0 mol NaOH X ---------------- = _______ 1 mol NaOH

9.) How many moles of C12H22O11 are in 179 g of C12H22O11? 1 mol C12H22O11 _____ 0.523 mol C12H22O11 179 g C12H22O11 X ---------------- = _____ 342 g C12H22O11

10.) What is the mass of 3.5 moles of HC2H3O2? 60 g HC2H3O2 _______ 210 g HC2H3O2 3.5 mol HC2H3O2 X ---------------- = _______ 1 mol HC2H3O2