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TABLE 7.2 Some Standard Molar Enthalpies of Fa AcHº at 298.15 K Substance kJ/mola Substance CO(g) CO2(g) CH4(g) C2H2(g) C2H4(Standard Molar Enthalpies of Formation, kJ/mola Substance kJ/mola - 110.5 -393.5 -74.81 226.7 52.26 -84.68 -103.8 - 125.6 -23Use standard enthalpies of formation from Table 7.2 and equation (7.22) to determine the standard enthalpy of reaction in the

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(a) C3 tH8 (9) tH2) 2Hc CH4 ( hore n, o. moles of xodut reautant m6les ho A,H1. A HG) +14 H(C4) 1. 44 H (H2) rem fable .2 kJm(b) 2H2S t 302 (9) 2 S02 (9) + 2H20() - [2x 4 H(H2s) 3x As H(02) [ex - 29. 7) - (ax-20.65 t 3x0] 2 X 226.7 k5 mek Sins A4Hea)

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TABLE 7.2 Some Standard Molar Enthalpies of Fa AcHº at 298.15 K Substance kJ/mola Substance CO(g) CO2(g) CH4(g) C2H2(g)...
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