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Enthalpy change of formation.. Help!



Can someone help with this? Apparently mark scheme says -203kJ/mol

I got -4163-(-4366) = +203kJ/mol
Original post by uer23


Can someone help with this? Apparently mark scheme says -203kJ/mol

I got -4163-(-4366) = +203kJ/mol


See attached.
Reply 2
Brilliant, thanks. Makes sense now.
Reply 3
Original post by TeachChemistry
See attached.


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