19. Chemical Thermodynamics
Entropy Calculations
83PRACTICE PROBLEM
Given the following reaction:
MgCO3(s) → MgO(s) + CO2(g)
Calculate the ΔG° (kJ) for this reaction at each temperature assuming that ΔH° and ΔS° do not change too much with the given temperature range. Express each answer using one decimal place.
![](https://lightcat-files.s3.amazonaws.com/problem_images/ef6518fbc5c89520-1644964453485.jpg)
Part A. 360 K
Part B. 1095 K
Part C. 1625 K
Given the following reaction:
MgCO3(s) → MgO(s) + CO2(g)
Calculate the ΔG° (kJ) for this reaction at each temperature assuming that ΔH° and ΔS° do not change too much with the given temperature range. Express each answer using one decimal place.
Part A. 360 K
Part B. 1095 K
Part C. 1625 K