The molar heats of fusion and vaporization of ethanol are 7.61 and 26.0 kj/mol, respectively. calculate the molar entropy changes for the solid-liquid and liquid-vapor transitions for ethanol. at 1 atm pressure, ethanol melts at −117.3â°c and boils at 78.3â°c.
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Chemistry, 21.06.2019 21:30, KnMcdonaldk93906
Which substances have the lowest melting points: ionic covalent, or metallic
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Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.
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Chemistry, 22.06.2019 15:20, munziruddin204
Which description best characterizes the motion of particles in a solid?
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The molar heats of fusion and vaporization of ethanol are 7.61 and 26.0 kj/mol, respectively. calcul...
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