Imagine a Reaction That Results in a Change in Both

question 61

Multiple Choice

Imagine a reaction that results in a change in both volume and temperature,as shown in the diagram below.What is the sign of the work being done,and what is the sign of the enthalpy change involved in this reaction?

• A)w = + and ΔH = +
• B)w = + and ΔH = -
• C)w = - and ΔH = +
• D)w = - and ΔH = -

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Definitions:

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The act of formally withdrawing from an organization, alliance, or nation to become independent or join another entity.

Abolitionist Movement

A movement before and during the American Civil War which sought to end the practice of slavery in the United States.

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An individual who supports or promotes the temperance movement, which seeks to reduce or eliminate the consumption of alcohol.