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Which of the following is the best example of chemical weathering? a Limestone rocks dissolving in water b Plant roots growing through concrete and cracking it c Waves carrying sand away from a beach d
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Which of the following is the best example of chemical weathering?

a Limestone rocks dissolving in water

b Plant roots growing through concrete and cracking it

c Waves carrying sand away from a beach

d A large rock splitting into pieces because of ice

User Rumen Hristov
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2 Answers

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A. Limestone rocks dissolving in water because dissolving is a chemical change
User Venkatesh A
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The answer is A because limestones are mostly calcium carbonate. When acidic rainwater falls on limestone a chemical reaction happens. These dissolve in the water, and then are washed away, weathering the rock.
User Neetesh
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