
True of False: The reverse reaction of 2 B(s) + 3 H_2(g) rightarrow B_2H_6(g) dH =...
Calculate S^0 of NH_3(g) for the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) using the following data: Delta G_f^0 of NH_3(g) = - 16 kJ/mol Delta H_f^0 of NH_3(g) = - 45.9 kJ/mol S^0 of H_2(g) = 131 J/mol. K S^0 of N_2(g) = 191.5 J/mol. K
Use Hess's Law to determine Delta H for the reaction 2 Al(s) + 3 Cl_2(g) rightarrow 2 AlCl_3(s) given: 2 Al(s) + 6 HCl(aq) rightarrow 2 AlCl_3(aq) + 3 H_2(g) Delta H = -1049 kJ HCl(g) rightarrow HCl(aq) Delta H = -74.8 kJ H_2(g) + Cl_2(g) rightarrow 2 HCl(g) Delta H = -185 kJ AlCl_3(s) rightarrow AlCl_3(aq) Delta H = -323 kJ
Consider the following reaction: Ca(s) + 2 H_2O(l) rightarrow Ca(OH)_2(s) + H_2(g) Calculate the heat of reaction based on the following information: 2H_2(g) + O_2(g) rightarrow 2 H_2O(l) DeltaH = -572 kJ/mol CaO(s) + H_2O(l) rightarrow Ca(OH)_2(s) DeltaH = -64 kJ/mol CaCO_3(s) rightarrow CaO(s) + CO_2(g) DeltaH = +178.1 kJ/mol 2 Ca (s) + O_2(g) rightarrow 2 CaO(s) DeltaH = -1270 kJ/mol 13. Acetylene is used in blow torches, and bums according to the following equation: 2 C_2H_2(g) + 5...
For the reaction N_2(g) + 3 H_2(g) rightarrow 2 NH_3(g) Delta G degree = -23.6 kJ and Delta S degree = -198.7 J/K at 345 K and 1 atm. This reaction is (reactant, product) favored under standard conditions at 345 K. The standard enthalpy change for the reaction of 2.30 moles of N_2(g) at this temperature would be kJ. For the reaction 2 H_2O_2(l) rightarrow 2 H_2O(l) + O_2(g) Delta G degree = -236.9 kJ and Delta H degree =...
The k_eq for the reaction: 2 NO(g) + 2 H_2(g) rightarrow N_2(g) + 2 H_2O(g) is 650. The concentrations at a given time were measured as NO = 0.1 M, H_2 = 0.05 M, H_2O = 0.1 M, and N_2 = 0.001 M. Is the reaction at equilibrium?
Given the thermochemical equation: 2HI (g) rightarrow H_2 (g) + I_2 (s) Delta H degree = -52.96 kJ, What is the heat of formation of HI (g), in kJ/mol?
For the reaction H_2(g) + Br_2 (g) rightarrow 2HBr(g) K_p = 3.6 times 10^4 at 1496 K. What is the value of K'_p for the following reaction at 1496 K? HBr(g) rightarrow 1/2 H_2(g) + 1/2 Br_2(g) K'_p =
Consider the following balanced reaction: 3C(s) +4H_2(g) rightarrow C3H8(g) Calculate given the following information. SHOW YOUR WORK. H_2(g)+v2o2 rightarrow HO deltaH0= -285.8 kJ C(s) + O2 rightarrow CO2 deltaH0 =-393.5 kJ C3H8(s) + O, rightarrow 3CO2+ 4H_20 deltaH0 = -2219.9 kJ
K_p for NH_3 at 25 degree C N_2 (g) + 3 H_2(g) irreversible 2 NH_3 (g), Delta G degree = -31.0 kJ consider the galvanic cell that uses the reaction 2 Ag^+ (aq) plus Cu(s) rightarrow Cu^2+ (aq) + 2Ag (s) clearly sketch the experimental set-up, write down the anode and cathode half- give the shorthand notation for the cell For the following cell, write a balanced equation for the cell reaction and calc Delta G degree C: Pt(s) |H_2(1.0...
C_aH_s + 6O_2 rightarrow 4 CO_2 + 4 H_2 O b) C + 2 H_2 rightarrow CH_4 c) 4 Cu + 4 HNO_3 rightarrow Cu(NO_3)_2 + 2 NO_2 + 2 H_2 O