Balance Chemical Equation

     
l>Ba(OH)2 (aq) + 2 NH4NO3 (s) → Ba(NO3)2 (aq) + 2 H2O (ℓ) + 2 NH3 (g) - Stoichiometry - Enthalpy • Entropy • Gibbs không tính phí Energy - Equilibrium Constant


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Physics

Enter a mass or volume in one of the boxes below. Upon hitting submit, the stoichiometric equivalents will be calculated for the remaining reactants và products. All gases are assumed to be at STP.

Heat Added: kJ
Ba(OH)2Mass: gorSolution Volume: mL of Concentration: mol/L
NH4NO3Mass: g
Ba(NO3)2Mass: g
H2OMass: g
NH3Mass: gorGas Volume: L


<1ΔHf(Ba(NO3)2 (aq)) + 2ΔHf(H2O (ℓ)) + 2ΔHf(NH3 (g))> - <1ΔHf(Ba(OH)2 (aq)) + 2ΔHf(NH4NO3 (s))><1(-952.32) + 2(-285.83) + 2(-46.11)> - <1(-997.58) + 2(-365.56)> = 112.5 kJ112.50 kJ(endothermic)


<1ΔSf(Ba(NO3)2 (aq)) + 2ΔSf(H2O (ℓ)) + 2ΔSf(NH3 (g))> - <1ΔSf(Ba(OH)2 (aq)) + 2ΔSf(NH4NO3 (s))><1(302.48) + 2(69.91) + 2(192.34)> - <1(-11.9) + 2(151.08)> = 536.72 J/K536.72 J/K(increase in entropy)




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From ΔGf° values:<1ΔGf(Ba(NO3)2 (aq)) + 2ΔGf(H2O (ℓ)) + 2ΔGf(NH3 (g))> - <1ΔGf(Ba(OH)2 (aq)) + 2ΔGf(NH4NO3 (s))><1(-783.48) + 2(-237.18) + 2(-16.48)> - <1(-875.36) + 2(-184.01)> = -47.4200000000003 kJ-47.42 kJ(spontaneous)

From ΔG = ΔH - TΔS:-47.52 kJ(spontaneous)


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