a. If change of [ClO] / change of time = -2.3 × 10^7
M/s at 298 K, what is the rate of change in [Cl2] and [O2] in the
following reaction?
2 ClO -> Cl2 + O2
b. If change of [ClO] / change of time = -2.9 × 10^4
M/s, what is the rate of change of formation of oxygen ClO2 in the
following reaction?
ClO + O3 -> O2 + ClO2
Homework Answers
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The rate determining step for the destruction of ozone is the formation of the Clo dimer...
The rate determining step for the destruction of ozone is the formation of the Clo dimer (formula: CloOCI) shown in the equation below. The rate is second order to the concentration of Clo. ClO+ CIO ooc (kaea3.4x1012 molecule cm s) This reaction is followed by the fast photolysis of the dimer and the fast destruction of ozone by Cl atoms: CLOOC+hy 2 CI+O Given the following concentrations: [CIO] 9.8 x 10 molecule cm and initial O, concentration 1 x 10...
Reaction A $$O3(g)+Cl(g)ClO(g)+O2(g) $$A=2.93×10−11 cm3molecule • s and Ea=2.16 kJmol...
Reaction A
$$O3(g)+Cl(g)ClO(g)+O2(g)
$$A=2.93×10−11 cm3molecule • s and
Ea=2.16 kJmol
Reaction B
$$O3(g)+NO(g)NO2(g)+O2(g)
$$A=2.34×10−12 cm3molecule •
s Ea=11.6 kJmol
On the basis of the frequency factors and activation energy
values above, calculate the rate constant for Reaction A at 298
K.
On the basis of the frequency factors and activation energy
values above, calculate the rate constant for Reaction B at 298
K.
We were unable to transcribe this imageWe were unable to transcribe this image
ClO is a reactive gas that is involved in the destruction of the ozone layer in...
ClO is a reactive gas that is involved in the destruction of the ozone layer in the stratosphere. The rate constant, k, for the decomposition of the gas into Cl2 and O2 at 298 K is 7.2 x 109 M-1 s-1and the activation energy is 13.2 kJ/mol. Write the balanced equation for the decomposition reaction. Write the rate law for the reaction and explain how you determined the order of the reaction. What is the rate constant of this reaction...
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) +...
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) + 3/2 Cl2(g) — AICI3(8) AH° = -704 kJ What is the standard enthalpy change for the reaction at 298 K? 2 AICI3(s) — 2 Al(s) + 3 Cl2(9) kJ The standard enthalpy change for the following reaction is 851 kJ at 298 K. 2 NaOH(s) —— 2 Na(s) + O2(g) + H2(g) AH° = 851 kJ What is the standard enthalpy change for this...
The following data were collected for dimerization of ClO to Cl2O2 at 298 K. 0 seconds...
The following data were collected for dimerization of
ClO to Cl2O2 at 298 K.
0 seconds 2.60×10^11
1 seconds 1.08×10^11
2 seconds 6.83×10^10
3 seconds 4.99×10^10
4 seconds 3.93×10^10
5 seconds 3.24×10^10
6 seconds 2.76×10^10
Plot [ClO] and [Cl2O2] as a function of time and determine the
instantaneous rates of change in both at 1s. Please explain how
everything is determined.
6. The following data were collected for the dimerization of CIO to CI:O2 at 298 K. (13.39) Time (s)...
How do I do 9 47/니 , Determine the change in enthalpy for the following reaction...
How do I do 9
47/니 , Determine the change in enthalpy for the following reaction from the enthalpies of formation for the reactants and products. (C2H2Cl2, +4.27 kJ/mol; C2H2Cl4,-155.6 kJ/mol) 9. 3 points 10. The destruction of the ozone layer by chlorofluorocarbons can be described by the following reactions, all occurring in the gas phase. 3 points A 29.90 kJ CIO + 03-> Cl + 202 203- 302 Cl + O3-CIO+ O2 ΔΙΓη,-54.08 kJ What is AfPoo.for he decomposition...
The standard enthalpy change for the following reaction is 521 kJ at 298 K. MnO2(8) Mn(s)...
The standard enthalpy change for the following reaction is 521 kJ at 298 K. MnO2(8) Mn(s) + O2(g) What is the standard heat of formation of MnO()? kJ/mol
please help. question 62 s is first order in the reac ich reaction is fastest if...
please help. question 62
s is first order in the reac ich reaction is fastest if the reactants are the same? All be reactant abled. -Br₂(g) → and [Br.] ed [NO] The fol reaction ] is increased 14.59. Each of the following reactions is for and second order overall. Which res initial concentrations of the reactants reactions are at 298 K. 2. C10 (8) + O2(g) → CIO(g) + O. = 3.0 X 10-cm/(molecules) b. CIO.(g) + NO(g) → NO2(g)...
The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) +...
The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5 C(s.graphite) + 5/2 O2(g) Fe(CO)(1) AH--774 kJ What is the standard enthalpy change for the reaction at 298 K? 2 Fe(s) + 10 C(s.graphite) +5 O2(g) → 2 Fe(CO)s(1) Submit Answer
13.49. Write rate laws and determine the units of the rate constant (using the units M...
13.49. Write rate laws and determine the units of the rate constant (using the units M for concentration and s for time) for the following reactions: a. The reaction of oxygen atoms with NO, is first order in both reactants. b. The reaction between NO and Cl, is second order in NO and first order in Cl. c. The reaction between Cl2 and chloroform (CHC1z) is first order in CHCl3 and one-half order in C1. *d. The decomposition of ozone...
The rate determining step for the destruction of ozone is the formation of the Clo dimer (formula: CloOCI) shown in the equation below. The rate is second order to the concentration of Clo. ClO+ CIO ooc (kaea3.4x1012 molecule cm s) This reaction is followed by the fast photolysis of the dimer and the fast destruction of ozone by Cl atoms: CLOOC+hy 2 CI+O Given the following concentrations: [CIO] 9.8 x 10 molecule cm and initial O, concentration 1 x 10...
Reaction A
$$O3(g)+Cl(g)ClO(g)+O2(g)
$$A=2.93×10−11 cm3molecule • s and
Ea=2.16 kJmol
Reaction B
$$O3(g)+NO(g)NO2(g)+O2(g)
$$A=2.34×10−12 cm3molecule •
s Ea=11.6 kJmol
On the basis of the frequency factors and activation energy
values above, calculate the rate constant for Reaction A at 298
K.
On the basis of the frequency factors and activation energy
values above, calculate the rate constant for Reaction B at 298
K.
We were unable to transcribe this imageWe were unable to transcribe this image
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) + 3/2 Cl2(g) — AICI3(8) AH° = -704 kJ What is the standard enthalpy change for the reaction at 298 K? 2 AICI3(s) — 2 Al(s) + 3 Cl2(9) kJ The standard enthalpy change for the following reaction is 851 kJ at 298 K. 2 NaOH(s) —— 2 Na(s) + O2(g) + H2(g) AH° = 851 kJ What is the standard enthalpy change for this...
The following data were collected for dimerization of
ClO to Cl2O2 at 298 K.
0 seconds 2.60×10^11
1 seconds 1.08×10^11
2 seconds 6.83×10^10
3 seconds 4.99×10^10
4 seconds 3.93×10^10
5 seconds 3.24×10^10
6 seconds 2.76×10^10
Plot [ClO] and [Cl2O2] as a function of time and determine the
instantaneous rates of change in both at 1s. Please explain how
everything is determined.
6. The following data were collected for the dimerization of CIO to CI:O2 at 298 K. (13.39) Time (s)...
How do I do 9
47/니 , Determine the change in enthalpy for the following reaction from the enthalpies of formation for the reactants and products. (C2H2Cl2, +4.27 kJ/mol; C2H2Cl4,-155.6 kJ/mol) 9. 3 points 10. The destruction of the ozone layer by chlorofluorocarbons can be described by the following reactions, all occurring in the gas phase. 3 points A 29.90 kJ CIO + 03-> Cl + 202 203- 302 Cl + O3-CIO+ O2 ΔΙΓη,-54.08 kJ What is AfPoo.for he decomposition...
The standard enthalpy change for the following reaction is 521 kJ at 298 K. MnO2(8) Mn(s) + O2(g) What is the standard heat of formation of MnO()? kJ/mol
please help. question 62
s is first order in the reac ich reaction is fastest if the reactants are the same? All be reactant abled. -Br₂(g) → and [Br.] ed [NO] The fol reaction ] is increased 14.59. Each of the following reactions is for and second order overall. Which res initial concentrations of the reactants reactions are at 298 K. 2. C10 (8) + O2(g) → CIO(g) + O. = 3.0 X 10-cm/(molecules) b. CIO.(g) + NO(g) → NO2(g)...
The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5 C(s.graphite) + 5/2 O2(g) Fe(CO)(1) AH--774 kJ What is the standard enthalpy change for the reaction at 298 K? 2 Fe(s) + 10 C(s.graphite) +5 O2(g) → 2 Fe(CO)s(1) Submit Answer
13.49. Write rate laws and determine the units of the rate constant (using the units M for concentration and s for time) for the following reactions: a. The reaction of oxygen atoms with NO, is first order in both reactants. b. The reaction between NO and Cl, is second order in NO and first order in Cl. c. The reaction between Cl2 and chloroform (CHC1z) is first order in CHCl3 and one-half order in C1. *d. The decomposition of ozone...
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