Hydrogen and iodine react to form hydrogen iodide, like this: H,(9) + I½(9) 2 HI(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, iodine, and hydrogen iodide has the following composition: compound concentration at equilibrium H2 0.80M I2 1.1M HI 1.9M

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Identify the molecularity of each elementary reaction in the table below.
elementary reaction
molecularity
unimolecular
termolecular
0, (8) → 0, (g) + 0 (g)
bimolecular
quadrimolecular
3
Cannot be determined.
unimolecular
termolecular
2NO (g) + Br,(g)
2NΟ Br (g)
bimolecular
quadrimolecular
2
Cannot be determined.
unimolecular
termolecular
2N0, (g) → NO, (g) + NO (g)
NO,(g) + NO(g)
bimolecular
quadrimolecular
Cannot be determined.
|O O OO O OO O O
Transcribed Image Text:Identify the molecularity of each elementary reaction in the table below. elementary reaction molecularity unimolecular termolecular 0, (8) → 0, (g) + 0 (g) bimolecular quadrimolecular 3 Cannot be determined. unimolecular termolecular 2NO (g) + Br,(g) 2NΟ Br (g) bimolecular quadrimolecular 2 Cannot be determined. unimolecular termolecular 2N0, (g) → NO, (g) + NO (g) NO,(g) + NO(g) bimolecular quadrimolecular Cannot be determined. |O O OO O OO O O
Hydrogen and iodine react to form hydrogen iodide, like this:
H2(g) + I2(9) → 2 HI(g)
Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, iodine, and hydrogen iodide has the following composition:
compound concentration at equilibrium
H2
0.80M
I2
1.1M
HI
1.9M
Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits.
K_ = 0
x10
Transcribed Image Text:Hydrogen and iodine react to form hydrogen iodide, like this: H2(g) + I2(9) → 2 HI(g) Also, a chemist finds that at a certain temperature the equilibrium mixture of hydrogen, iodine, and hydrogen iodide has the following composition: compound concentration at equilibrium H2 0.80M I2 1.1M HI 1.9M Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K_ = 0 x10
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