Mole Conversions Worksheet

Mole   C onversions   W orksheet  

 

There   a re   t hree   m ole   e qualities.   T hey   a re:  

23

1   m ol   =   6 .02   x   1 0

  p articles  

1   m ol   =   g -­‐formula-­‐mass   ( periodic   t able)  

1   m ol   =   2 2.4   L   f or   a   g as   a t   S TP  

 

Mole-­‐Particle   C onversions  

22  

1. How   m any   m oles   o f   m agnesium   i n   3 .01   x   1 0

atoms   o f   m agnesium?    

2. How   m any   m olecules   a re   t here   i n   4 .00   m oles   o f   g lucose,   C

H

O

?    

6

12

6

 

Mole-­‐Mass   C onversions  

3. How   m any   m oles   i n   2 8   g rams   o f   C O

?    

2

4. What   i s   t he   m ass   o f   5   m oles   o f   F e

O

?    

2

3

 

Mole-­‐Volume   C onversions  

5. Determine   t he   v olume,   i n   l iters,   o ccupied   b y   0 .030   m oles   o f   a   g as   a t   S TP.    

6. How   m any   m oles   o f   a rgon   a toms   a re   p resent   i n   1 1.2   L   o f   a rgon   g as   a t   S TP?    

 

Mixed   M ole   C onversions  

7. How   m any   o xygen   m olecules   a re   i n   3 .36   L   o f   o xygen   g as   a t   S TP?    

23

8. Find   t he   m ass   i n   g rams   o f   2 .00   x   1 0

  m olecules   o f   F

.    

2

9. Determine   t he   v olume   i n   l iters   o ccupied   b y   1 4.0   g   o f   n itrogen   g as   a t   S TP.  

23

10. Find   t he   m ass,   i n   g rams,   o f   1 .00   x   1 0

  m olecules   o f   N

.    

2

11. Aspartame   i s   a n   a rtificial   s weetener   t hat   i s   1 60   t imes   s weeter   t han   s ucrose   ( table   s ugar)   w hen  

dissolved   i n   w ater.   I t   i s   m arketed   a s   N utraSweet.   T he   m olecular   f ormula   o f   a spartame   i s   C

H

N

O

.  

14

18

2

5

 

i) Calculate   t he   g ram-­‐formula-­‐mass   o f   a spartame.    

ii) How   m any   m oles   o f   m olecules   a re   i n   1 0   g   o f   a spartame?    

iii) What   i s   t he   m ass   i n   g rams   o f   1 .56   m oles   o f   a spartame?  

iv) How   m any   m olecules   a re   i n   5 .0000   m g   o f   a spartame?    

v) How   m any   a toms   o f   n itrogen   a re   i n   1 .2000   g rams   o f   a spartame?