19. The expression for the reverse reaction: NH4NO2 (s) <--> N2 (g) + 2H2O is: a....
19. The expression for the reverse reaction: NH4NO2 (s)
<--> N2 (g) + 2H2O is:
a. Keq = [N2] [H2O] ^ 2
b. Keq = [NH4NO2] / [N2] [H2O] ^ 2
c. Keq = [N2] [H2O] ^ 2 / [NH4NO2]
d. Keq = 1 / [N2] [H2O] ^ 2
Homework Answers
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19. The expression for the reverse reaction: NH4NO2 (s)
<--> N2 (g) + 2H2O is:
a....
QUESTION 19 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1:...
QUESTION 19 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) + N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? Ok[NO]1/2[H2] k[NO]2[H2] k[NO] [H2)2 k[N20][H2] k[NO]2
For the reaction, 2NO(g)+2H2(g)→N2(g)+2H2O(g), what direction will the reaction proceed if [NO]=7.9x10-3M, [H2]=0.25 M, [N2]=0.15 M,...
For the reaction, 2NO(g)+2H2(g)→N2(g)+2H2O(g), what direction will the reaction proceed if [NO]=7.9x10-3M, [H2]=0.25 M, [N2]=0.15 M, & [H2O]=0.13 M. (K=650) forward reverse the reaction has stopped the reaction is at equilibrium
Which reaction is accompanied by an increase in entropy? A N2(g) + 3 H2(g) – 2...
Which reaction is accompanied by an increase in entropy? A N2(g) + 3 H2(g) – 2 NH3(g) B. Ba(OH)2(s) + CO2(g) → BaCO3(s) + H2O(1) C. NH4NO2(s) – N2(g) + 2 H20(0) D.2 C2H2(g) + 5 O2(g) – 4 CO2(g) + 2 H2O(s) E. C8H16(1) + 12 O2(g) — 8 CO2(g) + 8 H 20(1)
What is the total volume of products obtained when 128 g NH4NO2 decomposes at 819 o...
What is the total volume of products obtained when 128 g NH4NO2 decomposes at 819 o C and 2.00 atm NH4NO2 (s) → N2 (g) + 2H2O (g)
Ammonium nitrite, NH4NO2, decomposes upon heating to form N2 gas according to the following balanced chemical...
Ammonium nitrite, NH4NO2, decomposes upon heating to form N2 gas according to the following balanced chemical equation. When a sample of NH4NO2 was decomposed in a test tube, 813.9 mL of N2 gas was collected over water at 47.64 °C and the total pressure was 765.9 torr. NH4NO2(s) → N2(g) + 2 H2O(l). How many grams of N2 were collected?
QUESTION 9 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1:...
QUESTION 9 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? k[N2O][H2] k[NO]2[H2] k[NO]2[H2]2 k[NO]1/2[H2] k[NO]2
A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) →...
A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? O k[no]/2[Hz] O k[N20][H2] O k[NO]2 O k[NO]2[Hz] O k[NO]2[H212
calculate enthalpy of H for the reaction N2H4(l) + 2H2O(l) -> N2(g) + 4H2)(l)
calculate enthalpy of H for the reaction N2H4(l) + 2H2O(l) -> N2(g) + 4H2)(l) Given the reactions N2H4(l) + O2(g) -> N2(g) + 2H2O(l) Enthalpy of H = -6.22.2 kJ H2(g) + (1/2)O2(g) -> H2O(l) enthalpy of H = -285.8 kJ/mol H2(g) + O2(g) -> H2O2(l) enthalpy of H = -187.8 kJ
1. 2. Consider the reaction 2NO(g) + 2H2(g)—>N2(g) + 2H2O(1) Based upon the stoichiometry of the...
1.
2.
Consider the reaction 2NO(g) + 2H2(g)—>N2(g) + 2H2O(1) Based upon the stoichiometry of the reaction the sign of ASørxn should be positive Using standard thermodynamic data, calculate AS rxn at 25°C. AS rx = J/Kºmol Using values of AG calculate AGºrx for the following reaction. Is the reaction product favored or reactant-favored? SICI(g) + 2 Mg(s) + 2 MgCl2(s) + Si(s) AG°(kJ/mol) HgS(s) -50.6 SO2(g) -300.13 H2S() -33.56 H20() -228.59 SiCl() -622.76 MgCl2() -591.59 kJ/mol O product-favored reactant-favored
2. Determine which of these reaction(s) are redox reaction. 6 Li2O(s) + P4010(g) → 4 Li3PO4(s...
2. Determine which of these reaction(s) are redox reaction. 6 Li2O(s) + P4010(g) → 4 Li3PO4(s Cao(s) + H2O(1) + Ca(OH)2(s) s(s) + 3 F2(g) → SF6(g) Zns(s) + 2 O2(g) → ZnSO4(s) SO2(g) + Cl2(g) → SO2Cl2(g) CuSO4.5H20(s) → CuSO4(s) + 5 H2O(g) SnCl4•6H2O(s) → SnOz(s) + 4 HCl(8) + 4 H20(8) NH4NO2(s) → N2(g) + 2 H2O(g) (NH4)2Cr207(s) → N2(g) + Cr2O3(s) + 4 H2O(g) 2 Na(s) + Cl2(g) → 2 NaCl(s) SO3(g) + Cao(s) > CaSO4(s) SO2(g)...
QUESTION 19 A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) + N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? Ok[NO]1/2[H2] k[NO]2[H2] k[NO] [H2)2 k[N20][H2] k[NO]2
Which reaction is accompanied by an increase in entropy? A N2(g) + 3 H2(g) – 2 NH3(g) B. Ba(OH)2(s) + CO2(g) → BaCO3(s) + H2O(1) C. NH4NO2(s) – N2(g) + 2 H20(0) D.2 C2H2(g) + 5 O2(g) – 4 CO2(g) + 2 H2O(s) E. C8H16(1) + 12 O2(g) — 8 CO2(g) + 8 H 20(1)
A proposed mechanism for the reaction 2NO(g) +2H2(g) → N2(g) + 2H2O(g): Step 1: 2NO(g) → N2O2(g) (very fast, reversible) Step 2: N2O2(g) + H2(g) → N2O(g) + H2O(g) (slow) Step 3: N2O(g) + H2(g) →N2(g) + H2O(g) (fast) What is the rate law for the overall reaction? O k[no]/2[Hz] O k[N20][H2] O k[NO]2 O k[NO]2[Hz] O k[NO]2[H212
1.
2.
Consider the reaction 2NO(g) + 2H2(g)—>N2(g) + 2H2O(1) Based upon the stoichiometry of the reaction the sign of ASørxn should be positive Using standard thermodynamic data, calculate AS rxn at 25°C. AS rx = J/Kºmol Using values of AG calculate AGºrx for the following reaction. Is the reaction product favored or reactant-favored? SICI(g) + 2 Mg(s) + 2 MgCl2(s) + Si(s) AG°(kJ/mol) HgS(s) -50.6 SO2(g) -300.13 H2S() -33.56 H20() -228.59 SiCl() -622.76 MgCl2() -591.59 kJ/mol O product-favored reactant-favored
2. Determine which of these reaction(s) are redox reaction. 6 Li2O(s) + P4010(g) → 4 Li3PO4(s Cao(s) + H2O(1) + Ca(OH)2(s) s(s) + 3 F2(g) → SF6(g) Zns(s) + 2 O2(g) → ZnSO4(s) SO2(g) + Cl2(g) → SO2Cl2(g) CuSO4.5H20(s) → CuSO4(s) + 5 H2O(g) SnCl4•6H2O(s) → SnOz(s) + 4 HCl(8) + 4 H20(8) NH4NO2(s) → N2(g) + 2 H2O(g) (NH4)2Cr207(s) → N2(g) + Cr2O3(s) + 4 H2O(g) 2 Na(s) + Cl2(g) → 2 NaCl(s) SO3(g) + Cao(s) > CaSO4(s) SO2(g)...
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