Using the Following Thermochemical Equation,determine the Amount of Heat Produced

question 72

Multiple Choice

Using the following thermochemical equation,determine the amount of heat produced from the combustion of 24.3 g benzene (C₆H₆) .The molar mass of benzene is 78.11 g/mole. 2 C₆H₆(l) + 15 O₂(g) → 12 CO₂(g) + 6 H₂O(g) ΔH°_rxn = -6278 kJ

• A) 3910 kJ
• B) 1950 kJ
• C) 977 kJ
• D) 40.1 kJ
• E) 0.302 kJ

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