Which one of the following processes leads to expansion of certain minerals as they take up water, causing additional stress in the rock?

  1. A. Hydrolysis
  2. B. Hydration
  3. C. Oxidation
  4. 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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