Answers: 1
![\Delta H^o_{rxn}=\sum [n\times \Delta H^o_f(product)]-\sum [n\times \Delta H^o_f(reactant)]](/tpl/images/0224/9686/45485.png)
![\Delta H^o_{rxn}=[(4\times \Delta H^o_f_{(CO_2)})+(6\times \Delta H^o_f_{(H_2O)})]-[(2\times \Delta H^o_f_{(C_2H_6)})+(7\times \Delta H^o_f_{(O_2)})]](/tpl/images/0224/9686/92f41.png)
![\Delta H^o_{rxn}=[(4\times (-394))+(6\times (-286))]-[(2\times (-85))+(7\times 0)]\\\\\Delta H^o_{rxn}=-3122kJ](/tpl/images/0224/9686/cf6bf.png)
Other questions on the subject: Chemistry
Chemistry, 21.06.2019 15:30, kathleensumter4913
219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.
Answers: 1
Chemistry, 22.06.2019 12:20, sindy35111
Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l. s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?
Answers: 3
Chemistry, 22.06.2019 20:30, lexibyrd120
Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that
Answers: 2
Chemistry, 22.06.2019 23:00, ashyding4800
Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave
Answers: 1
You know the right answer?
Ahf [no2] = +33.2 kj mol. use the values below to calculate the standard molar enthalpy change for t...
Questions in other subjects:
Mathematics, 08.05.2021 03:40
Mathematics, 08.05.2021 03:40
Biology, 08.05.2021 03:40
Spanish, 08.05.2021 03:40
Computers and Technology, 08.05.2021 03:40
History, 08.05.2021 03:40
