Many stone buildings are made from limestone, which is primarily Valium carbonate. What happens to such buildings over time if they are exposed to acid rain?

Question

Chemistry

Kailey

22 March, 05:10

Many stone buildings are made from limestone, which is primarily Valium carbonate. What happens to such buildings over time if they are exposed to acid rain?

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Answers (1)

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Grace Kline · Answer 1

They gradually dissolve.

Step-by-step explanation:

The acids in acid rain react with the calcium carbonate.

For example,

CaCO₃ + 2HNO₃ ⟶ Ca (NO₃) ₂ + H₂O + CO₂

The soluble calcium salts wash away.

The surfaces of the buildings become eroded and carved details gradually disappear.