If a lighter contains 4.0 mL of liquid butane (den = 0.8 g/cm3) , how much potential energy does the lighter contain according to the combustion of butane:
2 C4H10( g ) + 13 O2( g ) → 8 CO2( g ) + 10 H2O( l ) Δ H = − 5.75 × 103 kJ
A) − 5 × 102 kJ
B) − 2 × 102 kJ
C) − 8 × 102 kJ
D) +4.8 × 103 kJ
Correct Answer:
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