2NO2(g) AH=-113.1 kJ. If AH for 3. Consider the reaction: 2NO(g) + O2(g)_ NO2 is 33.8 kJ/mole, calculate AH°r for NO 1S

Q: See image below. The answer I got is  -626.58 kJ...is that correct?

A: Yes the answer which you got as per the given values is correct. The ΔH of the given reaction can be…

Q: If the following enthalpies are known: A+ 2 B- +2C + Donding AH = - 95KJ B+X C AH = + 50kJ %3D What…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: tWo steps in thể usual industrial preparation of acrylic acid, the immediate precursor of several…

A: The question is based on Hess law. it  states that net enthalpy change for the reaction remains same…

Q: Coal gasification is a multistep process to convert coal intocleaner-burning fuels . Inone step, a…

A: The given reactions are:

Q: f 112g of water at 54oC is mixed in a calorimeter with a 95g sample iron at 139oC, what is the final…

A: Given data: Mass of water(m1) = 112 gms       Its temperature(T1) = 54°C Mass of iron(m2) = 95 gms…

Q: Using the unrounded answer from the previous problem determine q (kJ)(-3512.25kj)  for the following…

A: The question is based on the concept of thermodynamics . We have to calculate heat released for…

Q: 1. Calculate the AH for the reaction 2S + 20F 2(g) SO + SF 4(g) (), using the following…

A: As per our company guidelines, we are supposed to answer only one question. Kindly repost the second…

Q: When 13.8 mL of 0.870 M lead(I) nitrate reacts with 90.0 mL of 0.777 M sodium chloride, 0.579 kJ of…

A: Number of moles = Molarity x Volume (L)

Q: (a) When a 4.25-g sample of solid ammonium nitrate dissolvesin 60.0 g of water in a coffee-cup…

A: The total heat consumed by the process of dissolution of ammonium nitrate in water is calcualted as…

Q: The value of AH° for the reaction below is -482 kJ. Calculate the heat (kJ) released to the…

A: 2 CO (g) + O2 (g) →2 CO2 (g) The enthalpy of reaction ∆H° = - 482 KJ   From the above given…

Q: Enter your answer in the provided box. Consider the reaction H2g) + Ch@) → 2HCI(2) AH =-184.6 kJ/…

A:

Q: Given the following thermochemical equations: S(s) + O2(g) SO29) AH= -297 kJ 2S(s) + 302(9) 2SO3(9)…

A:

Q: A piece of unknown solid substance weighs 439 g, and requires 8427 J to increase its temperature…

A:

Q: Two gaseous pollutants that are found in auto exhaust are CO and NO. One way to eliminate these is…

A: The standard enthalpy change in the system explains the heat transferred in a system or the heat…

Q: 8.) Determine AG°rxn using the following information. (assume 298 K) H2(g) + CO(g) → CH2O(g)…

A: This question is related to Gibbs energy formula. Gibbs free energy is a quantity that is used to…

Q: Use the following information to calculate the amount of heat involved in the complete reaction of…

A: this equation can be simply solved using Hess's law of constant heat summation. By summing up the…

Q: When 13.8 mL of 0.870 M lead(1I) nitrate reacts with 90.0 mL of 0.777 M sodium chloride, 0.579 kJ of…

A: The balanced reaction taking place is given as, => Pb(NO3)2 (aq) + 2 NaCl (aq) ----> PbCl2 (s)…

Q: A 200 ml sample of 0.600 M aqueous hydrochloric acid is added to 300 mL of 0.400 M aqueous ammonia…

A:

Q: Calculate AH for the reaction IF 5 (9) IF F. 2 (g) is 3(g) given the data below. IF + (g) IF (g) 3…

A: The enthalpy change is a state function and the Hess law states that the change of enthalpy in a…

Q: 1. Benzene is toxic to humans, and is highly flammable as well. Calculate the amount of heat…

A:

Q: Coal gasification can be represented by the equation: 2 C(s) + 2 H20(g) CH4(g) + CO2(g) AH = ? Use…

A:

Q: Calculate ΔG∘rxn for the reaction   BaCO3(s)→BaO(s)+CO2(g) Use the following reactions and given…

A: The delta G generally equation is as follows,

Q: A sample of aluminum with a mass of 53.4 g is initially at 156 ∘∘ What is the temperature of the…

A: Specific heat (C) :-  The amount of heat required to raise the temperature of 1 gram of a substance…

Q: 1. Calculate the AH for the reaction 2S + 20F, 2(g) SO, o)+ SFAlg) 2 (g) rxn (6), using the…

A: Note: Since we solve one question at a time, we’ll answer the first question as the exact one wasn’t…

Q: Deterioration of buildings, bridges, and other structuresthrough the rusting of iron costs millions…

A: In a balanced equation, the number of atoms on both sides of the equation should be the same. This…

Q: Determine the efficiency of a camp stove given the following data: mass of propane burned = 4.48 g…

A: Interpretation- We have to determine the effciency of a camp stove on the basis of data as given…

Q: A 100.0 mL sample of 0.200 M aqueous hydrochloric acid is added to 100.0 ml of 0.200 M aqueous…

A: ∆H=-qn where q=heat of reaction,n=moles of Hclbut…

Q: Cu(s) + 0.5 0; (g) --> CuO (s) DH - -275 kJ CuO(s) + Cu (s) --> Cu,O (s) DH = +64 kJ Calculate DH…

A:

Q: 50. Calculate AH for the reaction: NO+ O@ J NO) I NO28) Given the following information... 203(g) 3…

A:

Q: 10. The value of IE; for carbon is 1086 kJ. Given the following reaction, calculate the value of IE2…

A: The term ionization energy can be defined as the energy that is released due to removal of the…

Q: Use the following data to determine the AH° for the conversion c C(s,diamond) +O,(g) CO,(g) AH°=…

A: We will add all three equation to get final equation.

Q: 9. Use the standard reaction enthalpies given below to determine AH°rxn for the following reaction…

A:

Q: When 8.36 g of a salt dissolves in 142 mL of water (density = 1.00 g/mL) in a coffee-cup…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only as per…

Q: 3. Calculate the AH for the reaction NO(g) + O(g) NO2(g) given the following information: NO(g) +…

A:

Q: -13.8 kJ in the other qrxn -10.2 kJ. Which value was obtained in The same reaction, with exactly the…

A: The accuracy of bomb calorimeters is more than coffee-cup calorimeters. In bomb calorimeter, a…

Q: When 13.8 mL of 0.870 M lead(II) nitrate reacts with 90.0 mL of 0.777 M sodium chloride, 0.279 kJ of…

A: Answer - The correct option is - (c) 23.3 kJ

Q: Calculate AH for each of the following reactions (use the data in Appendix II): (a) 2 CH10 (g) + 13…

A:

Q: Considering the following reaction: 2CO(g) + O2(g) --> 2CO2(g) AH° = -258 kJ What is the AH° for the…

A: The enthalpy of the reaction is considered as the state function that is it depends only on the…

Q: Calculate the enthalpy, AH for this reaction in kJ, given the data below to ONE DECIMAL PLACE. DO…

A:

Q: Calculate the AH° for the following reaction using the information below it. C,H¿(2); → CH4(g); →…

A: Given data, C(s)+2H2(g)→CH4(g)           ;∆Ho1=-75kJ2CH4(g)→C2H6(g)+H2(g)     ;∆Ho2=65kJ

Q: Calculate the heat value for a 1.3 g Tungsten wire which is heated from 25.0°C to 50.3°C? Consider…

A: Given: The mass (m) of the Tungsten wire is 1.3 g The initial temperature (T1) is 25.0oC The final…

Q: Given: 4AICI3(s) + 302(g) → 2Al,O3(s) + 6C12(g); AH=-529.0 kJ determine AH for the following…

A:

Q: A 5.00 g sample of an unknown substance was heated from 25.2 °C to 55.1 °C, requiring 133 J to do…

A: Mass of sample, m =5.00 g Initial temperature=25.2 °C Final temperature=55.1 °C Temperature…

Q: Calculate ΔH°rxn

A:

Q: III WICI a process occurs at constant external pressure. a) What is the sign of w for the system? Is…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: The combustion of methanol is described by the following equation. 2 CH3OH (l) + 3O2 (g) → 2 CO2 (g)…

A: →The amount of energy releases when 1 mole of substance      formed from it's constituents…

Q: Find AH for S (s) + O2 (g)-> SO2 (g) (1) 2S (s) + 3 O2 -> 2SO3 (g) AH = -800 kJ (2) 2SO, + O2-> 2SO3…

A: Write reverse  of reaction 2 and add both New equation and 1 and divide by 2  Then we get required…

Q: 4. 56.0 ml of 1.5 M HCl is mixed with 68.5 mL of 1.33 M NAOH in a calorimeter cup (C= 55.35 J/ C) If…

A: Given that : The volume of HCl=56.0 mLThe molarity of HCl=1.5 MThe volume of NaOH=68.5 mLThe…

Q: Calculate the value of ΔH (in kJ) for the reaction, 2AR3 (g) + Q (s) → A2R4 (g) + QR2 (s) given the…

A: The reactions given are, 1) 2 AR3 (g) + 2 AX (g) → A2R4 (g) + 2 XAR (g)                      ΔH =…