1. Mole Map Representative Volume of Gas Particles (STP) 0o C 1 atm
6.02 X 10 23
22.4L
1mole
Atoms
Ions
Molecules
Formula Units
1 mole
22.4L
6.02 X 10 23
1 mole
MOLE
must find from periodic table
GFM
1 mole
1 mole
GFM – must find from periodic table
Mass
GFM = Gram Formula Mass or molar mass or atomic mass

2. hints x x = Write down what you start with in the given
Write down what you are going to in the given
Find the correct conversion factor from mole map
Write it down in the formula area
Multiply the given by the formula
Do the math
Keep up with units cross out
Good
Given
For
Formula
Something
Solve
(do the math)
181 g Au --- start
Mass
How many atoms of Au going to
1 mole Au
196.97g Au
GFM of Au
Find in period table
6.02 x atoms Au
1 mole Au x x =
5.53x1023 atoms Au

3. STP = Standard Temperature and Pressure
is defined as air at 0oC ( K, 32oF) and 1 atm ( kN/m2, kPa, 14.7 psia, 0 psig, 30 in Hg, 760 torr)

4. GFM= Gram Formula Mass H20 Formula
Number of Moles X Molar Mass = Number of grams
H Moles g g
Mole g g
18.02g/mol

5. Quiz Determine the number of atoms in 3.75mol Fe.
How many moles of Ag contains x 1025 atoms Ag
Calculate the mass in grams of 125 mol of neon.

6. 4. How many moles of titanium are contained in 71.4g?
5. What is the mass in grams of 3.75 x 1021 atoms Li?

7. Key 2.26 x 10 24 atoms Fe 76.2 mol Ag 2.52 x 10 3 g Ne 1.49 mol Ti
Show Work
2.26 x atoms Fe
76.2 mol Ag
2.52 x 10 3 g Ne
1.49 mol Ti
4.32 x g Li

8. 3.75 mol Fe X x atoms =
1mole
2.26 x atoms Fe