The value of ΔH° for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 38.5 g of O2 (g) reacts with excess CO. 2CO (g) + O2 (g) → 2CO2 (g)
A) 2.65 × 
B) 482
C) 580.
D) 65.7
E) 210.
Correct Answer:
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