Homework Answers
So,
Odd electrons species are
NO, NO2, NO3
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Which of the following nitrogen oxides are odd-electron molecules? NO NO_2 NO_3 N_2 O_4 N_2 O_5
Nitrogen pentoxide reacts with nitric oxide in the gas phase according to the stoichiometric equation N_2...
Nitrogen pentoxide reacts with nitric oxide in the gas phase according to the stoichiometric equation N_2 O_5 + NO rightarrow 3NO_2 The following mechanism has been proposed. N_2 O_5 NO_2 + NO_3 fast NO + NO_3 2NO_2 slow Assume that the steady-state approximation can be applied to NO_3 and derive an equation for the rate of production of NO_2.
Consider the following reaction mechanism: step 1: 2 NO_2 rightarrow NO + NO_3 step 2: NO_3...
Consider the following reaction mechanism: step 1: 2 NO_2 rightarrow NO + NO_3 step 2: NO_3 + CO rightarrow NO_2 + CO_2 What intermediate is involved in this mechanism? NO_2 NO NO_3 CO CO_2 Consider the reaction given below: 2 A(g) + 3 B(g) 2 C(g) delta H = 12.5 kJ/mol K_p = 10.0 If a reaction mixture has the following partial pressures: P_A = 1.0 atm P_B = 2.0 atm P_C = 2.0 atm which of the following statements...
How many grams of nitrogen molecules corresponds to 1.80 x 10^24 molecules of N_2
How many grams of nitrogen molecules corresponds to 1.80 x 10^24 molecules of N_2
Calculate Delta H for the reaction N_2 O_3 (g) rightarrow NO(g) + NO_2(g) given the following...
Calculate Delta H for the reaction N_2 O_3 (g) rightarrow NO(g) + NO_2(g) given the following information
Determine the oxidation number of nitrogen in each of the following molecules: NH_3 F_3 N_2O_3 NO...
Determine the oxidation number of nitrogen in each of the following molecules: NH_3 F_3 N_2O_3 NO NO_2 H_2NNH_2 NO_2
Which of the following reactions is a Redox reaction? Cu(s) + 4HNO_3 rightarrow Cu(NO_3)_3 + 2...
Which of the following reactions is a Redox reaction? Cu(s) + 4HNO_3 rightarrow Cu(NO_3)_3 + 2 NO_2 + 2H_2O Cu(NO_3)_3 + 2 NaOH rightarrow Cu(OH)_2 + 2NaNO_3 Cu(OH)_2 + HCI rightarrow CuCl_2 + H_2O (a) (I) (b) (II) (c) (III) (d) All of them
A copper penny dropped into a solution of nitric acid produces a mixture of nitrogen oxides....
A copper penny dropped into a solution of nitric acid produces a mixture of nitrogen oxides. The following reaction describes the formation of NO, one of the products. 3Cu(s) + 8H^+(aq) + 2NO^- (aq) rightarrow 2NO(g) + 3Cu^2+(aq) + 4H_2O(l) E degree _cell for this reaction is 0.620 V. What is the value of E degree _rxn at 208 K, when [H^+] = 0.100 M, [NO_3-] = 0.0350 M, [Cu^2+] = 0.0400 M, and the partial pressure of NO is...
Atmospheric chemistry involves highly reactive, odd-electron molecules such as the hydroperoxyl radical HO2, which decomposes into...
Atmospheric chemistry involves highly reactive, odd-electron molecules such as the hydroperoxyl radical HO2, which decomposes into H,O2 and O2. The following data was obtained at 298 K [HO] (M) 8.50 5.10 Time (s) 0.00 0.60 1.00 1.40 1.80 2.40 3.60 2.60 1.80 1.10 Part 1 (3 points) Determine the rate law for the reaction. Do not add multiplication symbols to your answer. x x log. COS o Rate - Part 2 (3 points) Determine the value of the rate constant...
Which of the following statements corresponds to the nitrogen rule of mass spectrometry? Select one: a....
Which of the following statements corresponds to the nitrogen rule of mass spectrometry? Select one: a. Molecules with odd numbers of nitrogens will have an even-numbered molecular weight. b. Molecules with even numbers of nitrogens will have a molecular ion that is two units less than the molecular weight. c. Molecules with odd numbers of nitrogens will have an odd-numbered molecular weight. d. Molecules with even numbers of nitrogens will have a molecular ion that is two units more than...
40. What is the term used for odd-electron molecules? a. anions b. cations ⓒ radicals d....
40. What is the term used for odd-electron molecules? a. anions b. cations ⓒ radicals d. isomers e. nonexistent Bonus Question (3 points): You must show all calculations to get full points Calculate the ΔH for the following reaction using bond energies listed below Bond Bond Energy(KJ/mol) 945 391 436 N-H H-H
Nitrogen pentoxide reacts with nitric oxide in the gas phase according to the stoichiometric equation N_2 O_5 + NO rightarrow 3NO_2 The following mechanism has been proposed. N_2 O_5 NO_2 + NO_3 fast NO + NO_3 2NO_2 slow Assume that the steady-state approximation can be applied to NO_3 and derive an equation for the rate of production of NO_2.
Consider the following reaction mechanism: step 1: 2 NO_2 rightarrow NO + NO_3 step 2: NO_3 + CO rightarrow NO_2 + CO_2 What intermediate is involved in this mechanism? NO_2 NO NO_3 CO CO_2 Consider the reaction given below: 2 A(g) + 3 B(g) 2 C(g) delta H = 12.5 kJ/mol K_p = 10.0 If a reaction mixture has the following partial pressures: P_A = 1.0 atm P_B = 2.0 atm P_C = 2.0 atm which of the following statements...
Calculate Delta H for the reaction N_2 O_3 (g) rightarrow NO(g) + NO_2(g) given the following information
Determine the oxidation number of nitrogen in each of the following molecules: NH_3 F_3 N_2O_3 NO NO_2 H_2NNH_2 NO_2
Which of the following reactions is a Redox reaction? Cu(s) + 4HNO_3 rightarrow Cu(NO_3)_3 + 2 NO_2 + 2H_2O Cu(NO_3)_3 + 2 NaOH rightarrow Cu(OH)_2 + 2NaNO_3 Cu(OH)_2 + HCI rightarrow CuCl_2 + H_2O (a) (I) (b) (II) (c) (III) (d) All of them
A copper penny dropped into a solution of nitric acid produces a mixture of nitrogen oxides. The following reaction describes the formation of NO, one of the products. 3Cu(s) + 8H^+(aq) + 2NO^- (aq) rightarrow 2NO(g) + 3Cu^2+(aq) + 4H_2O(l) E degree _cell for this reaction is 0.620 V. What is the value of E degree _rxn at 208 K, when [H^+] = 0.100 M, [NO_3-] = 0.0350 M, [Cu^2+] = 0.0400 M, and the partial pressure of NO is...
Atmospheric chemistry involves highly reactive, odd-electron molecules such as the hydroperoxyl radical HO2, which decomposes into H,O2 and O2. The following data was obtained at 298 K [HO] (M) 8.50 5.10 Time (s) 0.00 0.60 1.00 1.40 1.80 2.40 3.60 2.60 1.80 1.10 Part 1 (3 points) Determine the rate law for the reaction. Do not add multiplication symbols to your answer. x x log. COS o Rate - Part 2 (3 points) Determine the value of the rate constant...
40. What is the term used for odd-electron molecules? a. anions b. cations ⓒ radicals d. isomers e. nonexistent Bonus Question (3 points): You must show all calculations to get full points Calculate the ΔH for the following reaction using bond energies listed below Bond Bond Energy(KJ/mol) 945 391 436 N-H H-H
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