How Much Energy Is Required to Vaporize 48

question 47

Multiple Choice

How much energy is required to vaporize 48.7 g of dichloromethane (CH₂Cl₂) at its boiling point,if its ΔH_vap is 31.6 kJ/mol?

• A) 31.2 kJ
• B) 6.49 kJ
• C) 55.1 kJ
• D) 15.4 kJ
• E) 18.1 kJ

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