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Given the following standard enthalpy change, use the standard enthalpies of formation in Table 5.3 to calculate the standard enthalpy of formation of CuO(s): CuO(s) + H2(8) – Cu(s) + H2O(1) AH = -129.7k) %3D

Given the following standard enthalpy change, use the standard enthalpies of formation in Table 5.3 to calculate the standard enthalpy of formation of CuO(s): CuO(s) + H2(8) – Cu(s) + H2O(1) AH = -129.7k) %3D

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**TABLE 5.3: Standard Enthalpies of Formation, ΔH⁰ₒ, at 298 K** | Substance | Formula | ΔH⁰ₒ (kJ/mol) | |---------------------|-------------|---------------| | Acetylene | C₂H₂(g) | 226.7 | | Ammonia | NH₃(g) | -46.19 | | Benzene | C₆H₆(l) | 49.0 | | Calcium carbonate | CaCO₃(s) | -1207.1 | | Calcium oxide | CaO(s) | -635.5 | | Carbon dioxide | CO₂(g) | -393.5 | | Carbon monoxide | CO(g) | -110.5 | | Diamond | C(s) | 1.88 | | Ethane | C₂H₆(g) | -84.68 | | Ethanol | C₂H₅OH(l) | -277.7 | | Ethylene | C₂H₄(g) | 52.30 | | Glucose | C₆H₁₂O₆(s) | -1273 | | Hydrogen bromide | HBr(g) | -36.23 | | Hydrogen chloride | HCl(g) | -92.30 | | Hydrogen fluoride | HF(g) | -268.60 | | Hydrogen iodide | HI(g) | 25.9 | | Methane | CH₄(g) | -74.80 | | Methanol | CH₃OH(l) | -238.6 | | Propane | C₃H₈(g) | -103.85 | | Silver chloride | AgCl(s) | -127.0 | | Sodium bicarbonate | NaHCO₃(s) | -947.7 | | Sodium carbonate | Na₂CO₃(s) | -1130.9 | | Sodium chloride | NaCl(s) | -410.9 | | Sucrose | C₁₂H₂₂O
Transcribed Image Text:**TABLE 5.3: Standard Enthalpies of Formation, ΔH⁰ₒ, at 298 K** | Substance | Formula | ΔH⁰ₒ (kJ/mol) | |---------------------|-------------|---------------| | Acetylene | C₂H₂(g) | 226.7 | | Ammonia | NH₃(g) | -46.19 | | Benzene | C₆H₆(l) | 49.0 | | Calcium carbonate | CaCO₃(s) | -1207.1 | | Calcium oxide | CaO(s) | -635.5 | | Carbon dioxide | CO₂(g) | -393.5 | | Carbon monoxide | CO(g) | -110.5 | | Diamond | C(s) | 1.88 | | Ethane | C₂H₆(g) | -84.68 | | Ethanol | C₂H₅OH(l) | -277.7 | | Ethylene | C₂H₄(g) | 52.30 | | Glucose | C₆H₁₂O₆(s) | -1273 | | Hydrogen bromide | HBr(g) | -36.23 | | Hydrogen chloride | HCl(g) | -92.30 | | Hydrogen fluoride | HF(g) | -268.60 | | Hydrogen iodide | HI(g) | 25.9 | | Methane | CH₄(g) | -74.80 | | Methanol | CH₃OH(l) | -238.6 | | Propane | C₃H₈(g) | -103.85 | | Silver chloride | AgCl(s) | -127.0 | | Sodium bicarbonate | NaHCO₃(s) | -947.7 | | Sodium carbonate | Na₂CO₃(s) | -1130.9 | | Sodium chloride | NaCl(s) | -410.9 | | Sucrose | C₁₂H₂₂O
**Practice Exercise 2** Given the following standard enthalpy change, use the standard enthalpies of formation in Table 5.3 to calculate the standard enthalpy of formation of CuO(s): \[ \text{CuO(s) + H}_2\text{(g) → Cu(s) + H}_2\text{O(l)} \] \[ \Delta H^\circ = -129.7 \text{ kJ} \]
Transcribed Image Text:**Practice Exercise 2** Given the following standard enthalpy change, use the standard enthalpies of formation in Table 5.3 to calculate the standard enthalpy of formation of CuO(s): \[ \text{CuO(s) + H}_2\text{(g) → Cu(s) + H}_2\text{O(l)} \] \[ \Delta H^\circ = -129.7 \text{ kJ} \]
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