The Standard Enthalpies of Formation for Several Substances Are Given

question 45

Multiple Choice

The standard enthalpies of formation for several substances are given below: Determine the heat of vaporization for H₂O and C₂H₅OH.

• A) 241.8 and -235.1 kJ
• B) 241.8 and 325.1 kJ
• C) 44.0 and 42.6 kJ
• D) -54.0 and -42.6 kJ
• E) -44.0 and -42.6 kJ

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A pension plan feature that grants employees credit for service periods before the commencement of the pension plan, affecting their benefits.

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