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Cunta energa se requiere para calentar 87,1 g de acetona (masa molar = 58,08 g/mol) de un slido a -154,0 C a un lquido a
Cunta energa se requiere para calentar 87,1 g de acetona (masa molar = 58,08 g/mol) de un slido a -154,0 C a un lquido a -42,0 C? Los siguientes datos fsicos pueden ser tiles.
H fus = 7,27 kJ/mol C liq = 2,16 J/gC Gas C = 1,29 J/gC Sol C = 1,65 J/gC T fusin = -95,0
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