Barry M. answered 01/24/20
Tutor
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Professor, CalTech Grad; Many Years Tutoring Math, SAT/ACT Prep, Chem
225 g x 0.664 kJ/g = 149 kJ to 3 sig figs
Alicia H.
asked 01/24/20How much heat is needed to vaporize 225 g of rubbing alcohol c3h8o at its boiling point? The enthalpy change of vaporization of rubbing alcohol= 0.664 kJ/g.
Barry M. answered 01/24/20
Professor, CalTech Grad; Many Years Tutoring Math, SAT/ACT Prep, Chem
225 g x 0.664 kJ/g = 149 kJ to 3 sig figs
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