Question

In: Chemistry

Write a balanced chemical equation to describe the combustion reaction of methane (CH4). Use standard enthalpies...

  1. Write a balanced chemical equation to describe the combustion reaction of methane (CH4). Use standard enthalpies of formation to calculate the ΔHrxn for the equation you wrote. If you burn enough methane to produce 1.6 × 103 kJ of heat energy, how many liters of CO2 would be produced at STP?

Solutions

Expert Solution


Related Solutions

Write a balanced equation for the combustion of gaseous methane? Another potential future fuel is methanol...
Write a balanced equation for the combustion of gaseous methane? Another potential future fuel is methanol (CH3OH). Write a balanced equation for the combustion of gaseous methanol? Express your answer as a chemical formula.   Another potential future fuel is methanol (CH3OH). Use bond energies to calculate the enthalpy of combustion of methanol in kJ/mol. Express your answer in kiloJoules to three significant figures.   Use bond energies to calculate AH rxn for this reaction: N2(g) + 3H2(g) rightarrow 2NH3(g)....
The chemical equation for the reaction between methane and elemental chlorine is: CH4(g) + 2 Cl2(g)...
The chemical equation for the reaction between methane and elemental chlorine is: CH4(g) + 2 Cl2(g) → CCl4(g) + 4 HCl(g) Use the provided values for enthalpies of formation and entropies of the reactants and the products to calculate the standard enthalpy, the entropy and the free Gibbs energy changes associated with the reaction (ΔrHo, ΔrSo, ΔrGo) and tell which one of the statements below describes the reaction correctly Substance ΔrHo(kJ/mol) So(J/molK) CH4(g) -74.9 186.2 Cl2(g) 0 223.0 CCl4(g) -95.98...
For each reaction write a balanced chemical equation and then below the chemical formula of each...
For each reaction write a balanced chemical equation and then below the chemical formula of each reactant and product write a brief description of the substance (color and physical state). Also, indicate whether the reaction is exothermic, endothermic, or cannot tell. 1. Combination Reaction Equation: Exothermic                  Endothermic                Cannot tell Evidence of Chemical Change: 2. Reversible Decomposition--Combination Reactions Dehydration of Blue Vitrol (Copper(II) Sulfate Pentahydrate) Equation: CuSO4·5H2O ® CuSO4 + 5H2O Exothermic                 Endothermic                Cannot tell Evidence of Chemical Change: Rehydration...
Write the balanced reaction equation for the complete combustion of butane, C4H10, in air. Determine the...
Write the balanced reaction equation for the complete combustion of butane, C4H10, in air. Determine the mass and mole fractions of fuel, oxygen and nitrogen in the reactants. Also, determine the mass and mole fraction of carbon dioxide in the products. Determine the mass and mole air-fuel ratios.
For each of the following, write a balanced chemical equation. Combustion of glycerol, CH2OHCHOHCH2OH, yields carbon...
For each of the following, write a balanced chemical equation. Combustion of glycerol, CH2OHCHOHCH2OH, yields carbon dioxide and water. Solid silver phosphate and an aqueous solution of potassium nitrate formed when aqueous solutions of silver nitrate and potassium phosphate were combined. Cu2+(aq) + I−(aq) → CuI(s) + I3−(aq) Lead (II) nitrate solution is added to potassium iodide solution, solid lead (II) iodide forms and potassium nitrate solution remains. Liquid disilicon hexachloride reacts with water to form solid silicon dioxide, hydrogen...
2. Write a balanced chemical equation for the reaction of one anion in each of the...
2. Write a balanced chemical equation for the reaction of one anion in each of the categories in question 1. A. a precipitation reaction B. a redox reaction C. an acid-base reaction D. a gas-forming reaction The Equations Given: Ca+2(aq) + SO4 -2(aq) ↔ CaSO4(s) Equation 1 Ca+2(aq) + CO3 -2(aq) ↔ CaCO3(s) Equation 2 CaCO3(s) + 2H+ (aq) → Ca+2(aq) + CO2(g) + H2O(l) Equation 3 CaSO4(s) + H+ (aq) → No Reaction (precipitate remains) Equation 4 2NO2 -...
Buffers Q1: a.  Write the balanced chemical equation for the reaction of HCN with water. HCN +...
Buffers Q1: a.  Write the balanced chemical equation for the reaction of HCN with water. HCN + H2 O----> CN- + H3O Do not answer this b. What is the pH and concentration of CN– in a 0.100M solution of HCN? [CN-]=7.87 x 10-6Do not answer this c. What would happen if the equilibrium [CN–] that you calculated in (b) was changed by adding 0.00500 moles of solid NaCN to 100.0 mL of the solution? (Which direction is the reaction going...
Buffers Q1: a. Write the balanced chemical equation for the reaction of HCN with water. answer:...
Buffers Q1: a. Write the balanced chemical equation for the reaction of HCN with water. answer: HCN + H2 O----> CN- + H3O b. What is the pH and concentration of CN– in a 0.100M solution of HCN? answer: [CN-]=7.87 x 10-6     pH: 5.1 c. What would happen if the equilibrium [CN–] that you calculated in (b) was changed by adding 0.00500 moles of solid NaCN to 100.0 mL of the solution? (Which direction is the reaction going to “go”...
1)Write a balanced chemical equation for the reaction of gaseous nitrogen dioxide with hydrogen gas to...
1)Write a balanced chemical equation for the reaction of gaseous nitrogen dioxide with hydrogen gas to form gaseous ammonia and liquid water. Express your answer as a chemical equation. Identify all of the phases in your answer. 2)Write a molecular equation for the precipitation reaction (if any) that occurs when the following solutions are mixed. If no reaction occurs, write noreaction Express your answer as a chemical equation. Enter noreaction if no precipitate is formed. Identify all of the phases...
Write a chemical equation for the formation reaction and then calculate the standard free energy of...
Write a chemical equation for the formation reaction and then calculate the standard free energy of formation of each of the following compounds from the enthalpies of formation and the standard molar entropies, using ∆G◦ r = ∆H◦ r - T∆S◦ r: (a) NH3(g) (b) H2O(g) (c) CO(g) (d) NO2(g)
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT