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Calculate the heat released (kJ) in the reaction of 2.20 g of sulfur dioxide gas and excess oxygen gas to form sulfur trioxide gas:
2SO2(g) + O2(g) ® 2SO3(g)
Given:
S(s) + O2(g) ® SO2(g) DH = -299 kJ/mol
S(s) + 3/2O2(g) ® SO3(g) DH = -395 kJ/mol
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