average rate of formation of NO2 = [NO2] finall - [NO2] initial / ( time change)
= ( 1.2- 0)M /( 20 s) = 0.06 M/s
average rate of formation of O2 = [O2] final [ O2] initial / ( time change)
= ( 0.3-0)M / 20s = 0.015 M/s
Thus answer is option 4
For the reaction: 2N205 (g) →4NO2(g) +O2(g) The experimental data for this reaction is t:0.0 s...
Consider the reaction 2N205(a) <-> 4NO2(g) + O2(a) at 25°C for which the following data are relevant: AHF N205 11.289 kJ/mol 355.28 J/K mol NO2 33.150 kJ/mol 239.90 J/K mol 02 0kJ/mol 204.80 J/K mol a. Predict the sign of AS for the reaction and explain your reasoning. b. Calculate AS" for the reaction. c. Calculate AH for the reaction. d. Calculate AG for the reaction at 25°C. e. Will the reaction be spontaneous at no temperature, low temperatures only,...
How much oxygen (in grams) will form from 49.2 mg of N205? 2N205(s) 4NO2(g)+ 02(g) x 10 (Click to select) g O2
14.44 The first-order rate constant for the decomposition of N205, 2N205(g)-→ 4 NO2(g) + O2(g), at 70°C is 6.82 × 10-3 s-1. Suppose we start with 0.250 mol of N205(g) 1S in a volume of 2.0 L. (a) How many moles of N2O5 will re- main after 10.0 min? (b) How many minutes will it take for the quantity of N205 to drop to 0.100 mol? (c) What is the half-life, in minutes, of N2Os at 70 °C?
The following data are obtained for the decomposition of N,Og at a certain temperature: 2N205(9) - 4NO2(g) + O2(9) Time(s) N205 (atm) 0 2.40 200 2.13 400 1.88 600 1.67 800 1.48 Find the rate constant kobs for this first-order decomposition reaction. (Enter in sec-1) Submit Answer Tries 0/99
Chapter 14 Algorithmic Question 59 Part A The decomposition of N205 in solution in reaction 2N205 (soln) → 4NO2 (son) + 02 (soln) The reaction is first order and has a rate carbonechloride proceeds via the reaction is initiated with 0.055 mol in a 1.00-L vessel, how many moles remain after 151 s? O 0.027 M 2.1 x 103 M 0.052 M O 13 M 0.057 M Submit Previous Answers Request Answer
Consider the rate of decomposition: 2 N2O5(g) → 4NO2(g) + O2(g). The rate of reaction will be dependent on: A. [N2O5] B. [NO2] C. [O2] D. [NO2] and [O2]
2.) Consider the reaction: 4NO2 (g) +O2 (g) -2N,O, (g) Suppose that, at a particular moment during the reaction, molecular oxygen is racting at the rate of 0.024 M/s. (A) At what rate is N,O, being formed? (B) At what rate is NO2 reacting?
20. Consider the reaction 2N2O5(g)4NO2(g) + O2(g) at 25 C for which the following data are relevant: Дн 13.30 kJ/mol 355.7 J/K mol N205 33.15 kJ/mol 239.9 J/K mol NO2 0 kJ/mol 204.8 J/K mol О2 Calculate AG° for the reaction at 25°C a. 1.35 x 105 kJ b. 94.7 kJ c. -29.0 kJ d. 135 kJ е. O kJ
9,10,11 9. Consider the decomposition reaction of N2Os. 2 N203(g) → 4NO2(g) + O2(g) follows the first order kinetics with rate constant of 4.8 x 10's. (a) if the initial 165 x 10-2M what is the concentration at 825 s? (b) How long it will take for concentration is 1.65 x 10-2M what is the concentrat the concentration of N2Os to decrease to 1.00 x 10-2M? t 10. Nitrosyl chloride, NOCI, decomposes slowly to NO and Cl2, the reaction follows...
For the following reaction: 2N2O3(g) + 4NO2(g) + O2(g) suppose the pressures at equilibrium are: P(N205) = 3.6 x 10-5 atm P(NO2) = 0.88 atm P(O2) = 1.56 atm What is the value of Keg? (Hint: all you need to do is write the Keg expression and plug in the pressures. This problem is like those all the way back in Homework #1.) a. 1.4 x 10-9 b.7.2 x 108 C.3.8 x 104 d. 1.40 x 10 e. 4.6 x...