Balancing Equations
Balance the following:
N2+H2-->NH3
N2+3H2-->2NH3
How can you tell which compound is the limiting reagent of a reaction?
The one with the least amount present
Percent Composition by mass of C3H4O2
C: 50%
H: 5.6%
O: 44.4%
Example of Empirical formula and its molecular formula
Molecular Formula:Cl2C2H4
Empirical Formula: ClCH2This tv show gained popularity after several love letters were sent out
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SiCl4+H2O-->H4SiO4+HCl
SiCl4+4H2O-->H4SiO4+4HCl
Fe + Cl2-->FeCl3
15 grams of Cl2
20 grams of Fe
What is the limiting reagent?
Cl2
Percent composition by mass of C12H22O11
C: 42.11%
H: 6.5%
O: 51.4%
What is the molecular formula of SNH with a mass of 188.35 g/mol?
S4N4H4
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Na2O2+H2O-->NaOH+O2
2Na2O2+2H2O-->4NaOH+O2
H2+O2-->H2O
5 grams of H2
15 grams of O2
What is the limiting reagent?
O2
NaHCO3
Na: 27.4%
H: 1.2%
C:14.3%
O: 57.1%
What is the molecular formula of CoC4O4 with a molar mass of 341.32 g/mol?
Co2C8O8
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Fe+H2O-->Fe3O4+H2
3Fe+4H2O-->Fe3O4+4H2
FeO+O2-->Fe2O3
20 grams of FeO
10 grams of O2
What is the limiting reagent?
FeO
Cu3FeS3
Cu: 55.6%
Fe: 16.3%
S: 28.1%
Molecular formula of NPCl2 with a molar mass of 347.64 g/mol
N3P3Cl6
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On My Block
FeS2+O2-->Fe2O3+SO2
4FeS2+11O2-->2Fe2O3+8SO2
What mass of H2 would remain unreacted?
1000 grams of N2
500 grams of H2
N2+3H2-->2NH3
284 grams of H2
Cu2(OH)2(CO3)2
Cu:45.2%
O: 45.5%
H:0.71%
C: 8.5%
What is the empirical formula of a compound that consists of 21.2%N, 6.1%H, 24.2% S, and 48.5% O?
N2H8SO4
What was Netflix original name?
The Kibble