Asked by Ellie
a 47.7L sample of a gaseous hydrocarbon, measured at 1.00atm and 25degreesC is burned in excess oxygen, liberating 4.33X10^3 kJ of heat at a constant pressure. what is the identity of the hydrocarbon?
Answers
Answered by
Anonymous
possible answer choices:
A. ethane (C2H6 change in Hf= -84.68kj/mol
B. ethylene (C2H4 change in Hf= 52.47kj/mol
C. acetylene (C2H2 change in Hf= 226.73 kj/mol
D. propane (C3H8 change in Hf= -104.7kj/mol
E. propylene (C3H6 change in Hf=
20.41 kj/mol
A. ethane (C2H6 change in Hf= -84.68kj/mol
B. ethylene (C2H4 change in Hf= 52.47kj/mol
C. acetylene (C2H2 change in Hf= 226.73 kj/mol
D. propane (C3H8 change in Hf= -104.7kj/mol
E. propylene (C3H6 change in Hf=
20.41 kj/mol
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