How many kJ of heat are released when 54.9 grams of manganese is burned forming Mn3O4(s) . The Δ H for the reaction is − 25.3 kJ\g.
A) 2.17 kJ
B) 54.9 kJ
C) 462 kJ
D) 924 kJ
E) 1389 kJ
Correct Answer:
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