32. Решение задачи по химии №003 221

1. Find the thermal effect of a chemical reaction: a) at constant pressure; b) at a constant volume at T=298 K. Take the heats of formation of all substances from the reference book [5, 6]. Indicate whether the reaction proceeds with the release or absorption of heat.
CaCO3(t) = CaO(t) CO2(g)

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