Which one of the following processes leads to expansion of certain minerals as they take up water, causing additional stress in the rock?
- A. Hydrolysis
- B. Hydration ✓
- C. Oxidation
- D. Carbonation
Correct Answer: B. Hydration
Explanation
Hydration is a chemical weathering process where minerals absorb water into their crystal structure, causing them to expand in volume and exert mechanical stress on the surrounding rock.
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