WebExpress the equilibrium constant for the following reaction. CH4(g) + 2 O2(g) ⇔ CO2(g) + 2 H2O(g) K = [CO2][H2O]^2 [CH4][O2]^2. Express the equilibrium constant for the following reaction. Pb(NO3)2(aq) + 2 NaI(aq) ⇌ PbI2(s) + 2 NaNO3(aq) K = [NaNO3]^2 [Pb(NO3)2][NaI]^2. WebAug 16, 2024 · The sum of several elementary reactions is a complex reaction. Elementary/Complex Reactions Consider the reaction of nitrogen dioxide with carbon monoxide. ... Examples: distance/time $/time concentration/time C (graphite) C (diamond) excruciatingly slow rate = -?[C(graphite)] / ?time CH4 (g) + 2 O2 (g) CO2 (g) + 2 H2O …
Given the following heats of combustion. CH3OH(l) + 3/2 O2(g) CO2(g …
WebCalculate the standard enthalpy of formation for C2H2 from the given reactions: 2 C (graphite) + H2 (g) ? C2H2 (g) The equations and enthalpies for each step are: C (graphite) + O2 (g) ? CO2 (g) ?H°rxn = -393.5 kJ/mol H2 (g) + 1/2 O2 (g) ? H2O (l) ?H°rxn = -285.8 kJ/mol 2 C2H2 (g) + 5 O2 (g) ? 4 CO2 (g) + 2 H2O (l) ?H°rxn = -2598.8 kJ/mol WebNov 28, 2024 · In the equation, Decomposition of graphite = -393.5 kJ/mol. enthalpy for formation of = -285.8 kJ/mol. decomposition of = -3119.6 kJ/mol. The enthalpy for … good morning happy people gif
Solved Consider the reaction C(s,graphite) + O2(g) …
WebUse following data in your calculation: C (graphite) (s) + O2 (g) → CO2 (g) ∆rHϴ = −393.5 kJ 2H2 (g) + O2 (g) → 2H2O (l) ∆rHϴ = −571.6 kJ CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O (l) ∆rHϴ = −890.4 kJ Calculate the standard enthalpy change for the following reaction: C (graphite) (s) + 2H2 (g) → CH4 (g) ∆rHϴ = ? Use following data in your calculation: WebThis problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Consider the reaction C (s, graphite) + CO2 (g) ⇄ 2 … Webb) 4Ag(s)+ O2(g) −→2Ag2O(s) c) 2H2O22O(g)+O2(g) d) NaHCO3(s) −→NaOH(s)+ CO2(g) 1. d < c < a < b 2. a < b < d < c 3. b < a < d < c correct 4. a < d < b < c 5. b < a < c < d 6. c < d < b < a Explanation: Reaction b has a decrease in total moles and a decrease in moles of gas; ∆Srxn is a negative number. In reaction a, no changes in ... chess game score