Dimohon bantuannya ya

£Ho = {2£Hf H2O + £Hf SiF4} - { 4£Hf HF + £Hf SiO2)

£Ho = { 2(-285,85) + (-1614,94)} - { 4(-271,10) + (-910,94)}

£Ho = {-571,7 - 1614,94} - { -1084,4 - 910,94}

£Ho = -191,30 kJ/mol

Mapel: Kimia
Kelas; XI
Materi: Termokimia
Kata Kunci: Hukum Hess

Jawabnya→ [A]