The standard enthalpy change for the following reaction is -359 kJ at 298 K. Pb(s) + Cl2(g)---> PbCl2(s)       ΔH° = -359 kJ What is the standard enthalpy change for the reaction at 298 K?PbCl2(s) ---> Pb(s) + Cl2(g)

Q: For the reaction HCI(g) + NH3(g) NHẠCI(s) AG° = -90.0 kJ and AS° =-284.8 J/K at 302 K and 1 atm.…

A: Given reaction; HCl(g) +  NH3 (g)  ----->  NH4Cl(s)  and, ∆G° = -90.0 KJ and ∆S°  = -284.8 J/K at…

Q: For the reaction I2(g) + Cl2(g) – 2 ICI(g) AG° = -30.3 kJ and AS° = 11.4 J/K at 310 K and 1 atm.…

A:

Q: ΔH for the following reaction is -1789 kJ. Use this and Equation a todetermine ΔH for Equation…

A: There are two equations given: 4Al (s) + 3MnO2 (s) → 2Al2O3 (s) + 3Mn (s)              ΔH = -1789 kJ…

Q: For the reaction C(5,graphite) + O2(g) → CO2(g) AG° = -394.2 kJ and AS° = 2.9 J/K at 257 K and 1…

A:

Q: Calculate ΔH for the reaction             C2H4(g)   +   6F2(g)  ⟶   2CF4(g)   +   4HF(g) given the…

A: Multiplying 2 to reaction 1 and reaction 2 and than adding them will give the net reaction as 2…

Q: The standard heat of formation for Ag2CrO4(s) is -712 kJ/mol at 298 K. Write the formation equation…

A: The equation for the heat of formation reaction can be written as, 2Ag++CrO4-2→ Ag2CrO4 ∆H=-712…

Q: From the following enthalpies of reaction find ΔHrxn for 2 HCl(g) + F2(g) ---> 2 HF(l) + Cl2(g):  4…

A: Given, 4 HCl(g) + O2(g) ---> 2 H2O(l) + 2 Cl2(g); ΔH = -148.4 kJ/mol1/2 H2(g) + 1/2 F2(g) --->…

Q: Calculate the standard enthaply change ΔH for the reaction below, in kJ, given the following…

A:

Q: The standard enthalpy change for the following reaction is -400 kJ at 298 K. Fe(s) + 3/2…

A: In order to calculate the standard enthalpy of given reaction, we need to know what to multiply to…

Q: Calculate ΔH for the process: Hg2Cl2 (s) → 2Hg(ℓ) + Cl2(g) from the following information: Hg(ℓ)…

A:

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

A: In this question, we want to determine ∆H° for the formation of PCl5 from P4 and Cl2 gas  How to…

Q: Use Equations a and b to determine ΔH for the following reaction.2CO(g) + 2NO(g) → 2C O 2 (g) + N 2…

A: The main equation or primary equation can be obtained by inverting equation (b) and then adding it…

Q: 2A1(s) + 302(g) ---> 2A1203(s)    ΔHo = + 3351 kJ               The reaction shown above is…

A: When the heat is absorbed by the reaction then the reaction is known as endothermic reaction and…

Q: The standard enthalpy change for the following reaction is -1.55×103 kJ at 298 K. 2 Fe(s) + 10…

A: Standard enthalpy change for the given chemical reaction

Q: Hydrogen peroxide decomposes according to the following reaction: H2O2(l) → H2O(l) + 1/2O2(g)…

A: Hydrogen peroxide is a chemical compound with the molecular formula H2O2. It decomposes and forms…

Q: The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5…

A: The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5…

Q: For the reaction 2 CO(g) + O2(g) –2 CO2(g) AG° = -522.4 kJ and AS° = -173.1 J/K at 252 K and 1 atm.…

A: ∆G is negative reaction will go in forward direction or product side You are given a relation and…

Q: Calculate the ΔΔH° (kJ) for the following reaction: CaC2 (s) + 2 H2O (l) → Ca(OH)2 (aq) + C2H2 (g)…

A: Given that: Ca (s) + 2 C graphite → CaC2 (s) ; ΔH =  - 62.8 kJCa (s) + ½ O2 (g) → CaO (s)  ; ΔH =…

Q: What is the standard enthalpy of formation of CaCO3(s)? CaO(s) + CO2(g)  →  CaCO3(s); ΔH° = -179.4…

A: The given data is as follows: CaO(s) + CO2(g) → CaCO3(s)                   ∆H°=-179.4 kJ/mol The…

Q: For the reaction 2 Fe(s) + 3 Cl2(g) →2 FeCl3(s) AG° = -655.5 kJ and AS° = -440.3 J/K at 326 K and 1…

A: Since ΔG0 = -RTln(K) where K = equilibrium constant  ΔG0  in J = -655500 J  R = constant = 8.314  T…

Q: Calculate ΔH for the reaction; 4NH3(g) + 5O2 (g) => 4NO (g) + 6H2O (g) , from the following data.

A: 2N2 (g) + 2O2 (g) => 4NO(g)   ........equation(1) 6H2 (g) + 3O2 (g) => 6H2O(g)…

Q: For the reaction HCI(g) + NH3(g) NHẠCI(s) AG° = -98.0 kJ and AS° = -284.8 J/K at 274 K and 1 atm.…

A: Recall the given reaction with given values   HClg + NH3g → NH4Cls∆G°=-98.0 kJ and ∆S°=-284.8 J/K at…

Q: Calculate ΔH for the process: Hg2Cl2 (s) → 2Hg(ℓ) + Cl2(g)   from the following information:…

A:

Q: For the reactionCH4(g) + 2O2(g)CO2(g) + 2H2O(g)ΔH° = -802.3 kJ and ΔS° = -5.2 J/KThe maximum amount…

A: At a constant temperature and pressure, the maximum work that can be done by the system on the…

Q: Above what temperature (in Kelvin) does the following reaction become nonspontaneous?   FeO(s) +…

A: if ΔH and ΔS are both negative , so spontaneous at low temperature , non spontaneous at high temp.…

Q: se the standard reaction enthalpies given below to determine Hᵒrn for the ollowing reaction: ven: 2…

A: Which one of the following is correct answer

Q: The Bunsen burner in your labs are fueled by natural gas, which is  mostly methane, CH4. The…

A: The thermochemical equations for the combustion of methane (burning in oxygen) is: CH4(g)    +  2…

Q: Calculate ΔH for the reaction; 4NH3(g) + 5O2 (g) => 4NO (g) + 6H2O (g) , from the following data.…

A: Given that:           △H for the formation of 2 mol NO (g) = - 180.5 KJ△H for the formation of 2 mol…

Q: The molar enthalpy change for the neutralization reaction: HCl(aq)+NaOH(aq)⟶NaCl(aq)+H2O(l) is ΔrH°…

A:

Q: Determine ΔH for the third reaction from the information given.   C3H8(g) + 3 H2O(g) ↔ 3 CO(g) + 7…

A: Calculating ∆H for the given reaction by multiplying second reaction by 3 and adding to reaction 1.

Q: Calculate ΔH for 2 NO(g) + O2(g)    ------>N2O4(g), using thefollowing…

A: Given,

Q: Calculate the enthalpy change for the reaction C(s) + 2H2 (g)--->CH4(g) from the following data.…

A: # We have to use all the reaction and manipulate it in such a way that we get the desired equation .…

Q: When 25.0 mL of 1.00 M H2SO4 is added to 50.0 mL of 1.00 M NaOH in a coffee-cup calorimeter at 25°C,…

A: Given: Density= 1.00 g/mL The volume of H2SO4= 25.0 mL The volume of NaOH= 50.0 mL The concentration…

Q: From the following enthalpies of reaction find ΔHrxn for 2 HCl(g) + F2(g) ---> 2 HF(l) + Cl2(g): 4…

A: The main reaction is – 2HCl g + F2g →2HFl + Cl2g

Q: Calculate the standard enthalpy change for the reaction at 25 ∘C. Standard enthalpy of formation…

A: The given reaction is