1. Consider the following thermochemical equation. NO (g) +O3 (g) → NO2 (g) + O2(g) ΔΗ--1...
Given the thermochemical equation below, we know that this reaction ________ heat which makes it an __________ reaction. NO (g) + O3 (g) ⟶ NO2 (g) + O2 (g) ΔHrxn = LaTeX: -− 198.9 kJ releases, endothermic absorbs, endothermic releases, exothermic absorbs, exothermic
Homework Thermochemistry Name: 1. Calculate the mass of O2 that is produced by photosynthesis when 2.49 x 10° kJ of solar energy is consumed by the following reaction: 6 H20 (1) + 6 CO2 (g) C6H12O6 (s) + 6 O2 (g) ; AH = 2803 kJ 2. Given the following thermochemical equation, what amount of energy is absorbed/given off when 255 g of Cu20 is reacted. 2 Cu20 (s) 4 Cu (s) + O2(g) ; AH = 333.8 kJ 3....
Ozone (O3) in the atmosphere can react with nitric oxide (NO): O3(g) + NO(g) --> NO2(g) + O2(g). ( ΔH° = –199 kJ/mol, ΔS° = –4.1 J/K·mol) Write answers to three significant figures. a. Calculate the ΔG°( kJ/mol) for this reaction at 25°C. Blank 1 b. Determine the temperature(oC) at which the reaction is at equilibrium.
Ozone (O3) in the atmosphere can react with nitric oxide (NO): O3(g) + NO(g) --> NO2(g) + O2(g). ( ΔH° = –199 kJ/mol, ΔS° = –4.1 J/K·mol) Write answers to three significant figures. a. Calculate the ΔG°( kJ/mol) for this reaction at 25°C. b. Determine the temperature(oC) at which the reaction is at equilibrium.
Consider the reaction of NO2 with ozone O3 to produces NO3 and O2. What factor(s) will affect the rate of this reaction ? A. [NO2] and [O3] B. [NO3] and [O2] C. temperature D. [NO2] and [O3] and temperature of the reaction E. [NO3] and [O2] and temperature of the reaction
Be sure to answer all parts. Consider the following balanced thermochemical equation for a reaction sometimes used for H2S production: =Sg(s) + H2(g) → H2S() AH rxn = -20.2 kJ his an exothermic or endothermic reaction? endothermic exothermic (b) What is AH rxn for the reverse reaction? KJ (c) What is AH when 3.10 mol of Sg reacts? kJ
Please show how to solve it. Given the thermochemical equation: 2NO2 (g)2N0(g) 02(g) ΔΗ-=114 k what is the AH for the reaction NO(g) +1½ 02(g)- NO2(g)? + -114 kJ -57 kJ +57 kJ +114 kJ
At a certain temperature, NO (g) + O3 (g) ↔ NO2 (g) + O2 (g); K = 1.32 x 1010 Calculate the NO pressure (in atm) at equilibrium when 0.224 atm of nitric oxide are mixed with 0.503 atm of ozone.
The thermochemical equation of combustion of methane is: CH4(g) + 2O2(g) → CO2(g) + 2 H2O(l) ΔΗ =-890.3 kJ 1. Calculate the AH when 5.00 g CH4 react with excess of oxygen. 2. Calculate AH when 2L CH4 at 49 °C and 782 mmHg react with an excess of oxygen 3. Calculate AH when 2L CH4 react with L O2 in a reaction vessel kept at 49 °C and 782 mmHg.
Given: NO (g) + O2 (g) → 2 NO2 (g) ΔΗ = -114.2 kCalculate AH for this equation: NO2 (g)→½NO (g) + ½O2 (g)