February 24, 2017

Homework Help: chemistry 1

Posted by Madison on Tuesday, September 27, 2011 at 3:10pm.

From data below, calculate the total heat (J) needed to convert 0.757 mol of gaseous ethanol (C2H6O) at 151°C and 1 atm to liquid ethanol at 25.0°C and 1 atm.
Boiling point at 1 atm 78.5°C
cgas 1.43 J/g·°C
cliquid 2.45 J/g·°C
ΔH°vap 40.5 kJ/mol

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