How Much Energy Is Required to Vaporize 158 G of Butane

question 47

Multiple Choice

How much energy is required to vaporize 158 g of butane (C₄H₁₀) at its boiling point if its Δ_vapH is 24.3 kJ mol^-1?

• A) 15.1 kJ
• B) 66.1 kJ
• C) 89.4 kJ
• D) 11.2 kJ
• E) 38.4 kJ

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