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Lesson: Stoichiometry
Contributed by: Pappal
Stoichiometry
Stoichiometry
uses the bridge
Stoichiometry
uses the bridge
to solve problems
Stoichiometry
uses the bridge
to solve problems
To use the bridge
To use the bridge
To use the bridge
there will be a given conversion that must be solved
30 in =
To use the bridge
there will be a given conversion that must be solved
ft
30 in =
To use the bridge
there will be a given conversion that must be solved
and conversion factors for you to use
ft
30 in =
To use the bridge
there will be a given conversion that must be solved
and conversion factors for you to use
ft
12 in = 1 ft
30 in =
To use the bridge
there will be a given conversion that must be solved
and conversion factors for you to use
ft
12 in = 1 ft
3 ft = 1 yd
30 in =
To use the bridge
there will be a given conversion that must be solved
and conversion factors for you to use
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
Conversion to solve
?
30 in =         ft
Conversion factors
?
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
The number and unit is written in the top left
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
The number and unit is written in the top left
30 in
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
Where is the number and unit written?
1
1
2
3
4
2
4
3
30 in =
You have to choose which conversion to use
30 in
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
You have to choose which conversion to use
30 in
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
You have to choose which conversion to use
and which way to put it in the bridge
30 in
ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
You have to choose which conversion to use
and which way to put it in the bridge
30 in
ft
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
You have to choose which conversion to use
and which way to put it in the bridge
These 2 units must match
30 in
ft
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in
12 in
?
1 ft
?
12 in = 1 ft
27 yd
1 yd
?
3 ft
?
1 yd = 3 ft
30 in =
Then multiply all the top numbers
30 in
ft
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
Then multiply all the top numbers
30
30 in
ft
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
Then multiply all the top numbers
30x1
30 in
ft
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
Then multiply all the top numbers
30x1
30 in
ft
and divide by the bottom numbers
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
Then multiply all the top numbers
30x1÷12
30 in
ft
and divide by the bottom numbers
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
30 in =
Then multiply all the top numbers
30x1÷12 = 2.5
30 in
ft
and divide by the bottom numbers
12 in
1 ft
5280 ft = 1 mi
12 in = 1 ft
3 ft = 1 yd
Solve
15 rev
1 rev
3 in
1 ft
12 in
=
The conversion factors in stoichiometry
The conversion factors in stoichiometry
come from several places.
The conversion factors in stoichiometry
When converting using grams
come from several places.
The conversion factors in stoichiometry
When converting using grams
come from several places.
The conversion factors in stoichiometry
When converting using grams
use the periodic table
come from several places.
The conversion factors in stoichiometry
When converting using grams
use the periodic table
come from several places.
The conversion factors in stoichiometry
When converting using grams
to find the conversion.
use the periodic table
come from several places.
The conversion factors in stoichiometry
When converting using grams
to find the conversion.
use the periodic table
come from several places.
=
To find the conversion factor for Palladium
To find the conversion factor for Palladium
To find the conversion factor for Palladium
use the average atomic mass
To find the conversion factor for Palladium
use the average atomic mass
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol Pd
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol Pd =
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol Pd = 106.42
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol Pd = 106.42 g
To find the conversion factor for Palladium
use the average atomic mass
and write the conversion factor
1 mol Pd = 106.42 g Pd
1 mol Pd =
1 mol Al =
1 mol He =
1 mol Fe =
g Pd
?
g He
?
g Fe
?
g Al
?
To find the conversion factor
To find the conversion factor
for converting between substances
To find the conversion factor
for converting between substances
you need a balanced chemical equation
To find the conversion factor
for converting between substances
you need a balanced chemical equation
6Li + N2 → 2Li3N
To find the conversion factor
If you need to convert between Li and N
for converting between substances
you need a balanced chemical equation
6Li + N2 → 2Li3N
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li =
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1 mol
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1 mol N2
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1 mol N2
with the unit moles
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1 mol N2
with the unit moles
To find the conversion factor
If you need to convert between Li and N
for converting between substances
then use the numbers in the equation
you need a balanced chemical equation
6Li + N2 → 2Li3N
6 mol Li = 1 mol N2
with the unit moles
mol Br2 =
mol Al =
mol Al =
2Al + 3Br2 → 2AlBr3
mol AlBr3
mol Br2
mol AlBr3
To solve this problem:
To solve this problem:
27 g H2 =           g O2
2H2 + O2 → 2H2O
You must write a conversion for each unit
To solve this problem:
27 g H2 =           g O2
2H2 + O2 → 2H2O
You must write a conversion for each unit
To solve this problem:
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
You must write a conversion for each unit
To solve this problem:
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
You must write a conversion for each unit
To solve this problem:
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
You must write a conversion for each unit
To solve this problem:
then find the conversion beween the substances using
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
You must write a conversion for each unit
To solve this problem:
then find the conversion beween the substances using
the balanced chemical equation
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
You must write a conversion for each unit
To solve this problem:
then find the conversion beween the substances using
the balanced chemical equation
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
You must write a conversion for each unit
To solve this problem:
then find the conversion beween the substances using
the balanced chemical equation
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2
You must write a conversion for each unit
To solve this problem:
then find the conversion beween the substances using
the balanced chemical equation
that is NOT moles
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
2 mol H2
1mol O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
27
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
27 ÷ 2.02
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
27 ÷ 2.02 ÷ 2
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
27 ÷ 2.02 ÷ 2 × 32
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
27 g H2
To solve this problem:
Then use the bridge to convert
27 g H2 =           g O2
1 mol H2
2.02 g H2
2H2 + O2 → 2H2O
27 ÷ 2.02 ÷ 2 × 32= 213.9
2 mol H2
1mol O2
1 mol O2
32 g O2
1 mol H2 = 2.02 g H2
1 mol O2 = 32 g O2
2 mol H2 = 1 mol O2
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