1. Calculation Of Molar Mass
CALCULATE THE MOLAR MASS OF CH4
LIST
ELEMENTS
HERE

2. Calculation Of Percent Composition (Mass)
CALCULATE THE MOLAR MASS OF CH4
CALCULATE THE MOLAR MASS OF K2Cr2O7 C H
LIST
ELEMENTS
HERE

3. Calculation Of Molar Mass
C1H4
LIST SUBSCRIPTS C 1 X = H 4
LIST
ELEMENTS
HERE

4. Calculation Of Molar Mass
LIST SUBSCRIPTS
MULTIPLY
By atomic mass
INSERT ATOMIC MASS
FROM PERIODIC TABLE C 1 X
12.011g/MOL = H 4
g/MOL =
LIST
ELEMENTS
HERE

5. Calculation Of Molar Mass
LIST SUBSCRIPTS
MULTIPLY
By atomic mass
INSERT ATOMIC MASS
FROM PERIODIC TABLE C 1 X
g/MOL = g H 4
g/MOL = g
LIST
ELEMENTS
HERE
g/mol
Add SUBTOTALS

6. ( ) How many grams are in 2.0 moles of CH4? INSERT
Gram Formula Mass from previous calculation (
g CH4
1 moles CH4 )
2.0 moles CH4 x
= g