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Calculate the standard enthalpy change for the precipitation reaction between lead(II) nitrate and sodium chloride to form lead(II) chloride and sodium nitrate. The balanced chemical equation for the reaction is:Pb(NO3)2 (aq) + 2NaCl (aq) → PbCl2 (s) + 2NaNO3 (aq)

asked 4 days ago in Chemical thermodynamics by RWTIona27307 (670 points)

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Calculate the standard enthalpy change for the precipitation reaction between aqueous silver nitrate (AgNO3) and aqueous sodium chloride (NaCl) to form solid silver chloride (AgCl) and aqueous sodium nitrate (NaNO3), given the following balanced chemical equation:AgNO3 (aq) + NaCl (aq) → AgCl (s) + NaNO3 (aq) Assume that the reaction takes place under standard conditions (25°C and 1 atm) and that all solutions are at 1 M concentration.

asked 4 days ago in Chemical thermodynamics by MiloMoeller (310 points)

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Calculate the standard enthalpy change for the precipitation reaction between 70.0 mL of 0.500 M lead(II) nitrate solution and excess sodium iodide solution at 25°C, if the resulting precipitate is PbI2 and the specific heat capacity of the solution is 4.18 J g^-1°C^-1.

asked 4 days ago in Chemical thermodynamics by GroverGreenw (410 points)

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1 answer 33 views

Calculate the standard enthalpy change for the phase transition reaction, where 1 mole of solid water (ice) is transformed into 1 mole of liquid water at a constant pressure of 1 atm and a temperature of 298 K. Given the specific heat capacity of ice is 2.108 J g^-1 K^-1 and the specific heat capacity of water is 4.184 J g^-1 K^-1. The molar enthalpy of fusion of water is 6.01 kJ/mol.

asked 4 days ago in Chemical thermodynamics by EsperanzaAch (570 points)

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Calculate the standard enthalpy change for the phase transition reaction where 100.0 grams of solid water (ice) at -10.0 °C is heated to form 100.0 grams of liquid water at 10.0 °C, given the specific heat capacities of ice and water are 2.09 J/g·°C and 4.18 J/g·°C, respectively, and the enthalpy of fusion of water is 6.01 kJ/mol.

asked 4 days ago in Chemical thermodynamics by JermaineHoag (250 points)

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Calculate the standard enthalpy change for the phase transition reaction of solid water (ice) at -10°C into liquid water at 25°C if the enthalpy of fusion of ice is 6.01 kJ/mol and the specific heat capacity of ice and liquid water are 2.09 J/g°C and 4.18 J/g°C, respectively.

asked 4 days ago in Chemical thermodynamics by ReganBrady59 (390 points)

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1 answer 34 views

Calculate the standard enthalpy change for the phase transition reaction of solid iodine to iodine vapor using the following information:- Standard enthalpy of fusion of solid iodine = 15.52 kJ/mol- Standard enthalpy of vaporization of iodine = 41.57 kJ/mol- Heat capacity of solid iodine = 54.44 J/mol*K- Heat capacity of iodine vapor = 27.32 J/mol*K- Melting point of iodine = 386.85 K- Boiling point of iodine = 457.4 K

asked 4 days ago in Chemical thermodynamics by JustineDez22 (470 points)

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1 answer 33 views

Calculate the standard enthalpy change for the phase transition reaction of solid carbon dioxide (dry ice) to gaseous carbon dioxide at 298 K and 1 atm pressure, given that the standard enthalpy of sublimation of solid carbon dioxide is 25.2 kJ/mol.

asked 4 days ago in Chemical thermodynamics by RudyD6073718 (250 points)

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Calculate the standard enthalpy change for the phase transition reaction of solid carbon dioxide (dry ice) at -78.5°C to gaseous carbon dioxide at 1 atm and 25°C, given the following information: The standard enthalpy of fusion of solid carbon dioxide is 8.4 kJ/mol and the standard enthalpy of vaporization of gaseous carbon dioxide is 22.1 kJ/mol.

asked 4 days ago in Chemical thermodynamics by MilanKight97 (690 points)

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1 answer 25 views

Calculate the standard enthalpy change for the phase transition reaction of solid carbon dioxide (dry ice) at -78.5°C to gaseous carbon dioxide at 1 atm and 25°C given that the enthalpy of formation of solid carbon dioxide and gaseous carbon dioxide are -393.5 kJ/mol and -393.5 kJ/mol, respectively.

asked 4 days ago in Chemical thermodynamics by RenaUxo07372 (470 points)

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1 answer 35 views

Calculate the standard enthalpy change for the phase transition reaction of solid calcium carbonate (CaCO3) to gaseous carbon dioxide (CO2) at 298 K, given the following formation enthalpies: ΔHf°(CaCO3) = -1206.9 kJ/mol ΔHf°(CO2) = -393.5 kJ/mol Also, assume that the specific heat capacity of CaCO3 is 0.82 J/g·K and that of CO2 is 0.85 J/g·K.

asked 4 days ago in Chemical thermodynamics by QSALea374924 (330 points)

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Calculate the standard enthalpy change for the phase transition reaction of solid ammonium nitrate (NH4NO3) to gaseous NH3 and NO2, given that the standard enthalpy of formation for solid NH4NO3 is -365.5 kJ/mol, the standard enthalpy of formation for NH3(g) is -46.1 kJ/mol, and the standard enthalpy of formation for NO2(g) is 33.2 kJ/mol.

asked 4 days ago in Chemical thermodynamics by IleneMarou56 (430 points)

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1 answer 25 views

Calculate the standard enthalpy change for the phase transition reaction of ice to water at a constant pressure of 1 atm, given the following information:- The standard enthalpy of fusion for ice is 6.01 kJ/mol.- The molar heat capacity of ice is 36.8 J/(mol K).- The molar heat capacity of liquid water is 75.3 J/(mol K).- The melting point of ice is 0°C.- The boiling point of water is 100°C.

asked 4 days ago in Chemical thermodynamics by BrittneyDivi (570 points)

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1 answer 33 views

Calculate the standard enthalpy change for the phase transition reaction from solid to liquid for a sample of substance X, given that the mass of the sample is 10 grams and the melting point of substance X is 50°C. The specific heat capacity of substance X is 2 J/g°C and the enthalpy of fusion for substance X is 50 J/g.

asked 4 days ago in Chemical thermodynamics by LizzieDechai (330 points)

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1 answer 21 views

Calculate the standard enthalpy change for the phase transition of water from liquid to ice at 0°C, given the following information: The molar heat capacity of liquid water, Cp = 75.3 J/mol K The molar heat capacity of ice, Cp = 36.6 J/mol K The enthalpy of fusion, ΔHfus = 6.01 kJ/mol

asked 4 days ago in Chemical thermodynamics by MinervaElder (610 points)

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1 answer 26 views

Calculate the standard enthalpy change for the phase transition of solid ice to liquid water, given the heat of fusion of ice is 6.01 kJ/mol and the molar heat capacity of water is 75.3 J/mol·K.

asked 4 days ago in Chemical thermodynamics by Joni19843671 (770 points)

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1 answer 19 views

Calculate the standard enthalpy change for the phase transition of solid copper to liquid copper given the following data: - the melting point of copper is 1,085°C - the molar heat of fusion of copper is 13.1 kJ/mol.

asked 4 days ago in Chemical thermodynamics by SadieTaft39 (610 points)

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1 answer 28 views

Calculate the standard enthalpy change for the phase transition of ice to water at 298 K, given that the heat of fusion of ice is 6.01 kJ/mol and the molar heat capacity of ice and water are 37.0 J/(mol*K) and 75.3 J/(mol*K), respectively.

asked 4 days ago in Chemical thermodynamics by RandalStolle (810 points)

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1 answer 7 views

Calculate the standard enthalpy change for the neutralization reaction of hydrochloric acid (HCl) with sodium hydroxide (NaOH) when 50.0 mL of 1.0 M HCl reacts with 50.0 mL of 1.0 M NaOH in a constant pressure calorimeter. Assume the density of the final solution is the same as that of pure water (1 g/mL) and that the specific heat capacity of the final solution is 4.18 J/g K.

asked 4 days ago in Chemical thermodynamics by RandyMccune2 (580 points)

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1 answer 6 views

Calculate the standard enthalpy change for the neutralization reaction between hydrochloric acid and sodium hydroxide, given the balanced chemical equation: HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l) and the enthalpy change of formation values: ∆Hf°(NaCl(aq)) = -407.3 kJ/mol ∆Hf°(H2O(l)) = -285.83 kJ/mol ∆Hf°(HCl(aq)) = -167.2 kJ/mol ∆Hf°(NaOH(aq)) = -469.11 kJ/mol

asked 4 days ago in Chemical thermodynamics by RobtLeighton (410 points)

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