What is the change in enthalpy for the combustion reaction of butane, C4H10?

2C4H10 (g) + 13O2 (g) → 10H2O (g) + 8CO2 (g)

Given:

C4H10 (g) : ΔHf ° = - 125 kJ

H2O (g) : ΔHf ° = - 242 kJ

CO2 (g) : ΔHf ° = - 393.5 kJ

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4. How does the kinetic theory of gases explain the weather changes happening in the troposphere? You can also research on the Internet using keywords such as troposphere, atmospheric layers, and weather changes.

Is the earth older than any of they rock layers

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