Worksheet:
Mole Concept
Directions: Write the names of
the given compounds. Convert the given weight of each compound into the
number of moles, then into number of molecules and finally into the number of
atoms. Show your work in the squares.
|
Formula |
Name |
Mass |
Weight in Grams |
Number of Moles |
Number of Molecules |
Number of Atoms |
|
NaOH |
Sodium hydroxide |
23g 16g + 1g 40g |
100 g |
100g x (mole/40g) = 2.5 moles |
2.5 moles x (6x1023 /mole) = 1.5x1024 |
1.5 x 1024 molecules x (3 atoms/molecule) = 4.5 x 1024 |
|
KOH |
|
|
100 g |
|
|
|
|
HCl |
|
|
100 g |
|
|
|
|
NaCl |
|
|
100 g |
|
|
|
|
KCl |
|
|
100 g |
|
|
|
|
KI |
|
|
100 g |
|
|
|
|
H2 |
|
|
100 g |
|
|
|
|
O2 |
|
|
100 g |
|
|
|
|
Mg |
|
|
100 g |
|
|
|
|
H2SO4 |
|
|
100 g |
|
|
|
|
Al2(SO4)3 |
|
|
100 g |
|
|
|
|
Pb(NO3)2 |
|
|
100g |
|
|
|