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Acetylene gas, C2H2(g), is used in welding. C2H2(g)+52O2(g)→2CO2(g)+H2O(l) Part B How much heat is produced in...

Acetylene gas, C2H2(g), is used in welding.

C2H2(g)+52O2(g)→2CO2(g)+H2O(l)

Part B How much heat is produced in burning 4 mol of C2H2 under standard conditions if both reactants and products are brought to 298 K? Express your answer using five significant figures. ΔH Δ H = kJ

Part C What is the maximum amount of useful work that can be accomplished under standard conditions by this reaction when 4 mol of C2H2 is burned? Express your answer using five significant figures.

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