1:52 minutes
Problem 5
Textbook Question

Isooctane is the primary component of gasoline and burns in air to produce water rand carbon dioxide 2 C8H18(g) + 25 O2(g) → 16 CO2(g) + 18 H2O(l) ΔH°= —10,940 kJ How much energy is released if 100.0 mL of isooctane (density = 0.690 g/mL) are burned (a) 3300 kJ (b) 6620 kJ (c) 6950 kJ (d) 3.02 kJ

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