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13. How many kJ of heat are required when 128.0 grams of O, is formed as...
QUESTION 12 Given the following reactions N2 (g) + 202 (g) → 2NO2 (g) ΔH =...
QUESTION 12 Given the following reactions N2 (g) + 202 (g) → 2NO2 (g) ΔH = 66.4 kJ 2NO (g) + O2 (g) → 2NO2 (g) ΔH =-114.2 kJ the enthalpy of the reaction of the nitrogen to produce ntric oxide N2 (g) + O2 (g)→ 2NO (g) is kJ. 180.6 O-180.6 90.3 47.8 ヘー47.8
Question 20 (3 points) Given the following reactions N2 (g) + 202(g) → 2N02 (8) AH...
Question 20 (3 points) Given the following reactions N2 (g) + 202(g) → 2N02 (8) AH = 66.4 kJ 2NO(g) + O2(g) → 2N02 (8) AH =-114.2 kJ the enthalpy of the reaction of the nitrogen to produce nitric oxide N2 (8) + O2(g) → 2NO(g) is __________ kJ. O 47.8 O-180.6 0-47.8 O 180.6 90.3
Given the following reactions Question 1 Given the following reactions AH 66.4 k N2 (g)+202 (g)2NO2...
Given the following reactions
Question 1 Given the following reactions AH 66.4 k N2 (g)+202 (g)2NO2 (g) 2NO (g)+02 (g) 2NO2 (g) AH=-114.2 k the enthalpy of the reaction of the nitrogen to produce nitric oxide 2NO (g) N2 (g)+02 (g) KJ. is 90.3 180.6 -180.6 47.8 47.8
For the combustion reaction of methane, AHºf is zero for CH4 (g) + O2 (g) →...
For the combustion reaction of methane, AHºf is zero for CH4 (g) + O2 (g) → 2H2O(g) + CO2 (g) A) 02 (g) B) CH4 (g) CO2 (g) D) H20 (g) E) Both O2 (g) and CH4 (g) 8 Given the following reactions N2 (g) + 202 (g) - 2NO2 (g) AH = 66.4 kJ 2NO (g) + O2 (g) → 2NO2 (g) AH = -114.2 kJ the enthalpy of the reaction of the nitrogen to produce nitric oxide N2...
Which one of the following statements is true? O H is the value of a measured...
Which one of the following statements is true? O H is the value of a measured under conditions of constant volume. The enthalpy change for a reaction is independent of the state of the reactants and products. Enthalpy is a state function. O Enthalpy is an intensive property. The enthalpy change of a reaction is the reciprocal of the AH of the reverse reaction. QUESTION 2 0.5 points Save Answer Given the following reactions N2 (g) + 2O2 (g) +...
1) The kinetic energy of a 23.2-g object moving at a speed of 81.9 km/hr is....
1) The kinetic energy of a 23.2-g object moving at a speed of 81.9 km/hr is. A) 1900 B) 77.8 C) 145 D) 1.43 x 10-3 E) 6.00 2) The specific heat capacity of lead is 0.13 J/g-K. How much heat (in ) is required to raise the temperature of 15 g of lead from 22 °C to 37 °C? A) 2.0 J B) -0.13 J C) 5.8 x 10-4J D) 29 J E) 0.13 J 3) Given the following...
Calculate the enthalpy of the reaction 2NO(g) + O2(g)2NO2(g) Hess's law states that "the heat released or absorbed in a...
Calculate the enthalpy of the reaction 2NO(g) + O2(g)2NO2(g) Hess's law states that "the heat released or absorbed in a chemical process is the same whether the process takes place in one or in several steps." It is important to recall the following rules: given the following reactions and enthalpies of formation: 1. ¢ N2(g) + O2(g)+NO2(g), AH; = 33.2 kJ 2. N2(g) + O2(g) NO(g), AHB = 90.2 kJ 1. When two reactions are added, their enthalpy values are...
Answer the following questions ans please show your calculation. = 24,7 +402.8 = 1 AH,º= -447KJ AH2O= -484KJ AH;O=...
Answer the following questions ans please show your calculation.
= 24,7 +402.8 = 1 AH,º= -447KJ AH2O= -484KJ AH;O= -429KJ AHRO= HW12 Using the following reactions: A+B+ 2C LA +3D+ 2E 2D+B+ 2F Calculate AH for the process 4E+ 5B → 4C +6F HW13 Using the following reactions: N2(g) + O2(g) → 2NO(g) N2(g) + 3H2(g) + 2NH3(g) 2H2(8) + O2(g) → 2H20(8) Calculate AH for the process 4NH3(g) + 502(8) → 4NO(g) + 6H2O(8) AH =+180.6 kg AH,O= -91.8...
25) Objects can possess energy as (a) endothermic energy (b) potential energy (c) kinetic energy A) a only B) b...
25) Objects can possess energy as (a) endothermic energy (b) potential energy (c) kinetic energy A) a only B) b only C) c only D) bandc E) a and 33) The value of AH' for the reaction below is - 790 kl. The enthalpy change accompanying the reaction of 0.95 g of Sis_ k 33) 25 (s) + 302 (9) -2503 (9) A) 12 B) 23 C) -23 D) - 790 E) -12 34) The value of AH' for the...
I'd like the answers for 30-33 O 41.2 kJ/mol O 5.48 x10 kJ/mol O 86 kJ/mol...
I'd
like the answers for 30-33
O 41.2 kJ/mol O 5.48 x10 kJ/mol O 86 kJ/mol 48.0 kJ/mol 4.2 Question 30 (2 points) Calculate Ahº for the following reaction, using the given standard enthalpies of formation. 2NO(g) + O2(g) + 2NO2(8) AH°ANO(g)] - 90.25 kJ mol-1 AH®[NO2(g)] = 33.18 kJ mol-1 +57.07 kJ -57.07 kJ O-114.1 kJ +114.1 kJ Question 31 (2 points) The value of AH°for the following reaction is -126 kJ. Determine the amount of heat (in kJ)...
QUESTION 12 Given the following reactions N2 (g) + 202 (g) → 2NO2 (g) ΔH = 66.4 kJ 2NO (g) + O2 (g) → 2NO2 (g) ΔH =-114.2 kJ the enthalpy of the reaction of the nitrogen to produce ntric oxide N2 (g) + O2 (g)→ 2NO (g) is kJ. 180.6 O-180.6 90.3 47.8 ヘー47.8
Question 20 (3 points) Given the following reactions N2 (g) + 202(g) → 2N02 (8) AH = 66.4 kJ 2NO(g) + O2(g) → 2N02 (8) AH =-114.2 kJ the enthalpy of the reaction of the nitrogen to produce nitric oxide N2 (8) + O2(g) → 2NO(g) is __________ kJ. O 47.8 O-180.6 0-47.8 O 180.6 90.3
Given the following reactions
Question 1 Given the following reactions AH 66.4 k N2 (g)+202 (g)2NO2 (g) 2NO (g)+02 (g) 2NO2 (g) AH=-114.2 k the enthalpy of the reaction of the nitrogen to produce nitric oxide 2NO (g) N2 (g)+02 (g) KJ. is 90.3 180.6 -180.6 47.8 47.8
For the combustion reaction of methane, AHºf is zero for CH4 (g) + O2 (g) → 2H2O(g) + CO2 (g) A) 02 (g) B) CH4 (g) CO2 (g) D) H20 (g) E) Both O2 (g) and CH4 (g) 8 Given the following reactions N2 (g) + 202 (g) - 2NO2 (g) AH = 66.4 kJ 2NO (g) + O2 (g) → 2NO2 (g) AH = -114.2 kJ the enthalpy of the reaction of the nitrogen to produce nitric oxide N2...
Which one of the following statements is true? O H is the value of a measured under conditions of constant volume. The enthalpy change for a reaction is independent of the state of the reactants and products. Enthalpy is a state function. O Enthalpy is an intensive property. The enthalpy change of a reaction is the reciprocal of the AH of the reverse reaction. QUESTION 2 0.5 points Save Answer Given the following reactions N2 (g) + 2O2 (g) +...
1) The kinetic energy of a 23.2-g object moving at a speed of 81.9 km/hr is. A) 1900 B) 77.8 C) 145 D) 1.43 x 10-3 E) 6.00 2) The specific heat capacity of lead is 0.13 J/g-K. How much heat (in ) is required to raise the temperature of 15 g of lead from 22 °C to 37 °C? A) 2.0 J B) -0.13 J C) 5.8 x 10-4J D) 29 J E) 0.13 J 3) Given the following...
Calculate the enthalpy of the reaction 2NO(g) + O2(g)2NO2(g) Hess's law states that "the heat released or absorbed in a chemical process is the same whether the process takes place in one or in several steps." It is important to recall the following rules: given the following reactions and enthalpies of formation: 1. ¢ N2(g) + O2(g)+NO2(g), AH; = 33.2 kJ 2. N2(g) + O2(g) NO(g), AHB = 90.2 kJ 1. When two reactions are added, their enthalpy values are...
Answer the following questions ans please show your calculation.
= 24,7 +402.8 = 1 AH,º= -447KJ AH2O= -484KJ AH;O= -429KJ AHRO= HW12 Using the following reactions: A+B+ 2C LA +3D+ 2E 2D+B+ 2F Calculate AH for the process 4E+ 5B → 4C +6F HW13 Using the following reactions: N2(g) + O2(g) → 2NO(g) N2(g) + 3H2(g) + 2NH3(g) 2H2(8) + O2(g) → 2H20(8) Calculate AH for the process 4NH3(g) + 502(8) → 4NO(g) + 6H2O(8) AH =+180.6 kg AH,O= -91.8...
25) Objects can possess energy as (a) endothermic energy (b) potential energy (c) kinetic energy A) a only B) b only C) c only D) bandc E) a and 33) The value of AH' for the reaction below is - 790 kl. The enthalpy change accompanying the reaction of 0.95 g of Sis_ k 33) 25 (s) + 302 (9) -2503 (9) A) 12 B) 23 C) -23 D) - 790 E) -12 34) The value of AH' for the...
I'd
like the answers for 30-33
O 41.2 kJ/mol O 5.48 x10 kJ/mol O 86 kJ/mol 48.0 kJ/mol 4.2 Question 30 (2 points) Calculate Ahº for the following reaction, using the given standard enthalpies of formation. 2NO(g) + O2(g) + 2NO2(8) AH°ANO(g)] - 90.25 kJ mol-1 AH®[NO2(g)] = 33.18 kJ mol-1 +57.07 kJ -57.07 kJ O-114.1 kJ +114.1 kJ Question 31 (2 points) The value of AH°for the following reaction is -126 kJ. Determine the amount of heat (in kJ)...
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