__The equation DU = Tds - PdV is applicable to infinitesimal changes o – McqOptions

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1.	__The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in__
A.	An open system of constant composition
B.	A closed system of constant composition
C.	An open system with changes in composition
D.	A closed system with changes in composition
Answer» E.

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