Question

what is chemical weathering?​

Answer 1

Answer:

Chemical weathering is caused by rain water reacting with the mineral grains in rocks to form new minerals (clays) and soluble salts. These reactions occur particularly when the water is slightly acidic.

Explanation:

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Answer 2

Answer:

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Chemical weathering is decomposition of rock caused by chemical reactions resulting in formation of new compound. Mechanical (physical) weathering is the breakdown of rock into smaller pieces