1) Given the following reactions: 2 P(s) + 3 Cl2(g) → 2 PC13(1) AH = -635.1...
1) Given the following reactions: 2 P(s) + 3 Cl2(g) → AH = -635.1 kJ/mole 2 PC13(1) AH = +137.2 kJ/mole PCls (s) → Cl2(g) + PC1341 Determine the enthalpy of formation of PCs (s)
Calculate AH for the reaction PC13(1) + Cl2(g) → PC15(s) given the following data: Equation ΔΗ P4(s) + 6 Cl2(g) → 4 PC13(1) -1280 kJ P4(s) + 10 C12(g) → 4 PC1:($) -1774 kJ pt pt AH= 1 pt
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1) AH = -636 kJ/mol PCI, (1) PCI, (s) + C12 (8) AH = 138 kJ/mol compute the enthalpy of formation of PCI, (s), that is the enthalpy change for the reaction P(8) + 5/2 CI, (g) - PCI, (5) AH-? kJ/mol
4. (10 points)Given the following data: P4 (s) + 6 Cl2 (g) -------> 4 PC13 (1) P4 (8) + 10 Cl2 (g) -------> 4 PCls (g) AG° = -1088 kJ/mole P4 AG° = -1292 kJ/mole P4 Calculate AGº for the reaction PC13 (1) + Cl2 (g) -------> PCI; (g) (answer only 1 point)
1) PC13(1) + Cl2(g) → PCI;(g) Use equations (2) and (3) to calculate AH,xn of equation (1): AH=-1280k (2) P4(5) + 6C12(3) — 4PCI3(0) (3) P4(s) + 10C12(g) → 4PC1g(8) AH = -1774k kJ
Given the standard enthalpy changes for the following two reactions: (1) 2Pb(s) + O2(g) 2PbO(5) AH° = -434.6 kJ (2) Pb(s) + Cl2(g) →PbCl(s) AH° = -359.4 kJ what is the standard enthalpy change for the reaction: (3) 2 5C12(3) + O2(g)—2PbO(s) + 2Cl2(9) AH° = ?
Given the standard enthalpy changes for the following two reactions: (1) 2Fe(s) + O2(g)—2FeO(s) AH° = -544.0 kJ (2) Fe(s) + Cl2(g)—>FeCl2(5) AH° = -341.8 kJ what is the standard enthalpy change for the reaction: (3) 2FeCl2(S) + O2(g)—>2FeO(s) + 2Cl2(g) AH° = ? kJ Submit Answer Retry Entire Group 9 more group attempts remaining
3(20 pts) Consider the data: P4(s) + 6 Cl2(g) ----> 4 PC13(g) P4(s) + 5 O2(g) -----> P4010(s) PC13(g) + Cl2(g) ---> PCls(g) PC13(g) + 1/2O2(g) ----> C13PO(g) AH° (kJ/mol) -1226.6 -2967.3 -84.2 -285.7 Using only the above reaction data, compute the AHX of P4010(s) + 6 PCls(8) ----> 10 C13PO (g)
Jul 16 UI 23 Consider these reactions, where M represents a generic metal. 1. AH = -875.0 kJ 2M(s) + 6 HCl(aq) → 2 MCI, (aq) + 3H2(g) HCI(g) HCl(aq) 2. AH = -74.8 kJ 3. H2(g) + Cl2(g) → 2 HCl(g) AH; = -1845.0 kJ 4. MCI,(8) MCI, (aq) AH = -158.0 kJ Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 C12(g) — 2 MCI,(8) AH = -6128.8
Given the standard enthalpy changes for the following two reactions: (1) 2Pb(s) - 02(0) 2PbO() AH° = -434.6 kJ (2) Pb(s) + C12(8)—„PbCl2(5) AH' =-359.4 kJ what is the standard enthalpy change for the reaction: (3) 2PbCl2(s) + O2(9)—>2PbO(s) +2012(9) AH° = ?