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3.Calculate the thermal effect of the reaction. What does it allow to predict? C3H8(gas) = C3H4...

3.Calculate the thermal effect of the reaction. What does it allow to predict?
C3H8(gas) = C3H4 (gas) +2 H2(gas) at 298 К and 760 mm Hg ΔН0form. C3H8 (gas) = -103.90 kJ/mol;
ΔН0form. C3H4 (gas) = -192.10 kJ/mol;
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