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1. The combustion of acetylene was used in welder's torches for many years because it produces a very hot flame: C2H2(g) + 5/2 O2(g) 2

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1. The combustion of acetylene was used in welder's torches for many years because it produces a very hot flame: C2H2(g) + 5/2 O2(g) 2 CO2(g) + H20(g) AH = -1255.5 kJ a. Use the data in Appendix E to calculate AS for this reaction 6. Calculate AG for this reaction at 25C. Show work in detail with proper units in each step for a & b c. Is this reaction spontaneous at 25C? Explain why or why not

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