Calculate the H rxn for the following reaction. ( H f [SiO2(s) ] = -910.9 kJ/mol; H f [SiCl4(g) ] = -657.0 kJ/mol; H f [HCl(g) ] = -92.3 kJ/mol; H f [H2O (g) ] = -241.8 kJ/mol) ![Calculate the \Delta H \degree <sub>rxn</sub> for the following reaction. ( \Delta H \degree <sub>f</sub> [SiO<sub>2</sub>(s) ] = -910.9 kJ/mol; \Delta H \degree <sub>f</sub> [SiCl<sub>4</sub>(g) ] = -657.0 kJ/mol; \Delta H \degree <sub>f</sub> [HCl(g) ] = -92.3 kJ/mol; \Delta H \degree <sub>f</sub> [H<sub>2</sub>O (g) ] = -241.8 kJ/mol) A) -139.5 kJ B) -137.4 kJ C) -104.4 kJ D) 104.4 kJ E) 139.5 kJ](https://d2lvgg3v3hfg70.cloudfront.net/TB7799/11eb16b2_ff93_d41a_984d_cff61a2781f8_TB7799_00.jpg)
A) -139.5 kJ
B) -137.4 kJ
C) -104.4 kJ
D) 104.4 kJ
E) 139.5 kJ
Correct Answer:
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