Multiple Choice
A container contains a 200 mL of 100% proof alcohol (i.e.,it has 50% ethyl alcohol and 50% water by volume) at the boiling point of the alcohol.How long does it take to distill (boil) all the alcohol if heat is supplied at a rate of 100 W? (The density and latent heat of vaporization of ethyl alcohol are 0.81 g/cm3,and 879 kJ/kg.)
A) 712 s
B) 1110 s
C) 450 s
D) 1450 s
E) 950 s
Correct Answer:
Verified
Correct Answer:
Verified
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