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The DeltaH value for the reaction 1/2 O2(g) + Hg(l)----> HgO(s) is -90.8 kJ. How much...

The DeltaH value for the reaction 1/2 O2(g) + Hg(l)----> HgO(s) is -90.8 kJ. How much heat is released when 84.6 g Hg is reacted with oxygen?

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