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Calculate S deg for the reaction:
1/2SiCl4(g) + Mg(s) --------> MgCl2(s) + 1/2 Si(s)
Substance: SiCl4(g) Mg(s) MgCl2(s) Si(s)
S deg (J/K x mol): 330.73 32.68 89.62 18.83
Must Show all work Calculate S deg for the reaction: 1/2SiCl4(g) + Mg(s) --------> MgCl2(s) +...
20.5) Calculate ΔGo for the reaction SiCl4(g) 2Mg(s) 2MgCl2(s) Si(s) Substance SiCl4 Mg(s) MgCl2(s) Si(s) ΔGof(kJ/mol) -616.98 0 -591.79 0 a)566.60kJ b)50.38kJ c)25.19kJ d)- 25.19kJ e)- 566.60kJ Calculate Delta So for the combustion of propane. C3H8(g) + 5O2(g) rightarrow 3CO2(g)+4H2O(g) Sustance C3H8 O2 CO2 H2O So(J/k.mol) 269.9 205.138 213.74 188.825
12. Given the reaction below: SiCl4 (9) + 2 Mg (s) — 2 MgCl2 (s) + Si (s) AH = -625.6 kJ (a) Is the reaction endothermic or exothermic? (2 points) exothermic (b) How much heat would it take to produce 650 g of solid silicon? (6 points)
Using values of ΔG°f, calculate ΔG°rxn for the following reaction. Is the reaction product-favored or reactant-favored? SiCl4(g) + 2 Mg(s) → 2 MgCl2(s) + Si(s) ΔG°f (kJ/mol) HgS(s) -50.6 SO2(g) -300.13 H2S(g) -33.56 H2O(ℓ) -228.59 SiCl4(g) -622.76 MgCl2(s) -591.59 ____ kJ/mol? product-favored or reactant-favored?
Help me please Substance S° (J/mol×K) Al (s) 28.33 Al2O3 (s) 50.92 Cl2 (g) 223.07 H2 (g) 130.68 N2 (g) 191.61 O2 (g) 205.14 Si (s) 18.83 SiCl4 (g) 330.73 SiHCl3 (g) 330.73 SiH2Cl2 (g) 285.71 SiH3Cl (g) 313.87 SiH4 (g) 204.62 Si3N4 (s) 101.3 SiO2 (s) 41.84 1. Predict the sign of S°rxn for the following processes. Then calculate S°rxn using the standard values just given. sign of S°rxn S°rxn a. SiO2 (s) Si (s) + O2 (g) b....
5. (cont) d. Use data about solid SiCl, to estimate a value for AGP[SiCl(s)] e. Estimate AG for the reaction Si(s) + 2 CI.(g) is 70.0 atm. SICLD) at 25°C when the partial pressure of Cl(s) £. Calculate the internal energy change, AE", for the reaction: Si(s) + 2Cl() SICL(D) at 45.0°C LG AH/°(kJ/mol) AG?(kJ/mol) S°(J/mol-K) Data Si(s) Cl2(g) SiCl4(g) SiCl4(1) 18.83 222.96 -617.0 330.62 657.0 687.0 -619.9 239.74 SiCl(s)
Using values of AG°f, calculate AGºrxn for the following reaction. Is the reaction product-favored or reactant-favored? SiC14(g) + 2 Mg(s) → 2 MgCl2(s) + Si(s) AG°f (kJ/mol) HgS(s) | -50.6 SO2(g) -300.13 H2S(g) -33.56 H2O(l) -228.59 SiCl4(8) -622.76 MgCl2(s) -591.59 kJ/mol O product-favored O reactant-favored
Given the information below, calculate ∆?∘?,298.15? and ∆?∘?,400? for the following reaction: ??(?) + 2???(?) → ?2(?) + ????2(?) Assume that heat capacities are constant over the desired temperature range. All molar enthalpies of formation are at 298.15K. ∆?∘ Mg(g) ? = 147.1 kJ/mol ∆?∘ HCl(g) ? = -92.3 kJ/mol ∆?∘ H2(g) ? = 0 kJ/mol ∆?∘ MgCl2(s) = -641.3 kJ/mol Cp,m Mg(g) = 20.8 J mol-1 K-1 Cp,m HCl(g) = 29.1 J mol-1 K-1 Cp,m H2(g) = 28.8 J...
Using the Born-Haber cycle shown below, calculate the lattice energy for MgCl2 in kJ* mol-1 Mg**g) + 2Cl(g) 2 x-349 AH2nd le(Mg) - 1451 2xAH (01) --698 My*(g) 2013) Mg (g) + 2Cl(g) AHORE (Mg) - 738 Mg(g) + 2Cl(g) 2 x 122 2xAH CIT- +244 Mg(g) + Cl2(g) AHTE (MgCl2) Mg(s) + Clą(9) AHM9) - 148 AH, (MgCl2) --641 MgCl (s)
12. Given the reaction below: SiCIA (g) + 2 Mg(s) - 2 MgCl2 (s) + Si (s) AH = -625.6 kJ (a) Is the reaction endothermic or exothermic? (2 points) exothermic (b) How much heat would it take to produce 650 g of solid silicon? (6 points)
12. Given the reaction below: AH = -625.6 kJ SiCl4 (9) + 2 Mg (s) — 2 MgCl2 (s) + Si (s) (a) is the reaction endothermic or exothermic? (2 points) (b) How much heat would it take to produce 650 g of solid silicon? (6 points)