September 2018 1 55 Report
Mohon sekali bantuannya ya, karna lagi mendesak...
H2O(l) →H2(g)+ 1/2 O2(g); △H = +285,5 kJ
H2(g)+ 1/2 O2(g) →H2O(g); △H = -241,6 kJ
H2O(l) →H2O(s); △H = -5,9 kJ
Perubahan entalpi dari es menjadi uap adalah…
Mohon di jwb dengan jalannya ya
:)

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