WebΔ𝐻∘rxn=+824.2 kJ. The formation of 86.0 g of O2 results in. the absorption of 738 kJ of heat. The balanced combustion reaction for C6H6 is. 2C6H6 (l)+15O2 (g) 12CO2 (g)+6H2O … WebOct 26, 2024 · Hess's law states that the enthalpy change of a reaction is the sum of the enthalpies of the intermediate reaction. Given the reactions below and their enthalpy values; The enthalpy change, ΔH, of the reaction whose equation is given below, will be: X (s) + 12 O₂ (g) + CO₂ (g) XCO₃ (s) ΔH = ΔH₁ - ΔH₂
Solved Given the reactions, X(s)+12O2(g) XO(s) Chegg.com
WebGiven these reactions, X(s)+12O2(g) XO(s)Δ𝐻=−844.7 kJ/molXCO3(s) XO(s)+CO2(g)Δ𝐻=+339.1 kJ/mol. what is Δ𝐻 for this reaction? X(s)+12O2(g)+CO2(g) XCO3(s) Expert Answer. Who are the experts? Experts are tested by Chegg as specialists in their subject area. We reviewed their content and use your feedback to keep the … WebMay 9, 2024 · Answer by Guest. Using Hess's law, the heat of formation for CaO(s) using the reaction shown is; -637 kJ/mol. Definition; Hess's law states that the standard reaction enthalpy is the sum of the standard enthalpies of the intermediate reactions into which the overall reaction can be divided, while each occurs at the same temperature.. The … flirting humor
The enthalpy changes, Δ, for three reactions are given.
WebAfter the reaction occurs, the temperature of the resulting mixture is 29.8°C. The density of the final solution is 1.05 g/mL. Calculate the molar heat of neutralization. Assume the specific heat of the solution is 4.184 J/g•°C. The heat capacity of the calorimeter is 32.5 J/°C. a. 41.7 kJ/mol b. 58.5 kJ/mol c. 44.8 kJ/mol d. 13.0 kJ/mol e ... WebASK AN EXPERT. Science Chemistry The compound magnesium iodide, MgI2 is soluble in water. Write the net ionic equation for the dissociation reaction that occurs when solid magnesium iodide dissolves in water: Use the pull-down boxes to specify states such as (aq) or (s). H20. The compound magnesium iodide, MgI2 is soluble in water. WebChemistry. Chemistry questions and answers. Given the reactions, X (s)+12O2 (g) XO (s) Δ𝐻=−704.3 kJX (s)+12O2 (g) XO (s) ΔH=−704.3 kJ XCO3 (s) XO (s)+CO2 (g)Δ𝐻=+146.1 … flirting is bad