January 2019 1 143 Report
Diketahui energi ikatan:
C - H = 415 kJ/mol
C - O = 356 kJ/mol
O - H = 463 kJ/mol, dan reaksi:
CH4 + 1/2 O2(g) ---> CH3OH melepas 154 kJ
Maka besarnya energi disosiasi oksigen adalah....
A. 819 kJ/mol
B. 771 kJ/mol
C. 500 kJ/mol
D. 435 kJ/mol
E. 85 kJ/mol
(Dengan cara)
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