Homework Help: Thermodynamics

Posted by Nicole on Monday, May 2, 2011 at 5:00pm.

Sodium carbonate can be made by heating sodium bicarbonate:
2NaHCO3(s) → Na2CO3(s) + CO2(g) + H2O(g)
Given that ΔH° = 128.9 kJ/mol and ΔG° = 33.1 kJ/mol at 25°C, above what minimum temperature will the reaction become spontaneous under standard state conditions? Report the temperature in °C.

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