Topical Questions
These questions are keyed to the major topics in this chapter. Usually a question that is answered at the back of this book is paired with a similar one that is not.
A physical process called a phase transition occurs in a sample of an alloy, and 437 kJ transfers from the surroundings to the alloy. (Assume that no work is done.)
(a) What is the algebraic sign of ΔTalloy?
(b) What is the algebraic sign of ΔEalloy?
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