Multiple Choice
Use the following data to calculate the standard heat (enthalpy) of formation, Hf, of manganese(IV) oxide, MnO2 (s) .
A) -504 kJ
B) -372 kJ
C) -24 kJ
D) 24 kJ
E) 504 kJ
Correct Answer:

Verified
Correct Answer:
Verified
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