January 2019 1 13 Report
Dik perubahan entalpi
deltaH°c CH4 = -890 Kj/mol
deltaH°f CO2 = -393,5 Kj/mol
deltaH°f H2O = -285,8 Kj/mol
perubahan entalpi pada pembentukan gas metana sebesar... ?
a. -393,5
b. -75,1
c. +75,1
d. +285,5
e. +393,5

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