題組內容

23. (11%) Baking soda (NaHCO₃) is frequently used to make baking products (bread, cookies, cakes, etc.) rise. The underlying chemical reaction is the decomposition of NaHCO₃ into Na₂CO₃:
2 NaHCO₃(s) → Na₂CO₃(s) + H₂O(g) + CO₂(g) (1)

(c) (2%) Calculate the temperature range (T > _ K or T < _ K) in which reaction (1) is spontaneous.