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Calculate the standard enthalpy of combustion for the reaction SiH (9) + 20 (9) Sio (9) + 2 H20(9) based on the following standard enthalpies

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Calculate the standard enthalpy of combustion for the reaction SiH (9) + 20 (9) Sio (9) + 2 H20(9) based on the following standard enthalpies of formation: AHF[SIH (9)] = +34.3 kJ/mol; AHF[Sio (9)] = -910.9 kJ/mol; and AHF[H20(9)] = -241.8 kJ/mol. Select one: a. -1187.0 kJ O b. -1428.8 kJ C. -1360.2 kj O d. -2218.7 kJ

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