# Problem: 2C2H2  +  5 O2  →  4CO2  +  2H2O  Use the given standard enthalpies of formation to calculate ∆H for this reaction C2H­2 = 227.4 CO2 = -393.5 H2O = -241.8 1256.2 kJ      b. -1256.2 kJ       c. -2512.4 kJ        d. 2512.4 kJ

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2C2H2  +  5 O2  →  4CO2  +  2H2

Use the given standard enthalpies of formation to calculate ∆H for this reaction

C22 = 227.4

CO2 = -393.5

H2O = -241.8

1. 1256.2 kJ      b. -1256.2 kJ       c. -2512.4 kJ        d. 2512.4 kJ

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Enthalpy of Formation concept. You can view video lessons to learn Enthalpy of Formation. Or if you need more Enthalpy of Formation practice, you can also practice Enthalpy of Formation practice problems.

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Our tutors rated the difficulty of2C2H2  +  5 O2  →  4CO2  +  2H2O  Use the given standard en...as medium difficulty.

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Based on our data, we think this problem is relevant for Professor Bloxton's class at TEMPLE.