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Questions and Answers
What is the process of carbonation?
What is the process of carbonation?
- The dissolution of limestone in water to form stalactites
- The reaction of rainwater with carbon dioxide to produce carbonic acid
- The reaction of rainwater with calcium carbonate to produce calcium bicarbonate (correct)
- The percolation of rainwater through rock formations
What is the result of the reaction between mildly acidic rainwater and calcium carbonate?
What is the result of the reaction between mildly acidic rainwater and calcium carbonate?
- Carbonic acid
- Carbon dioxide
- Calcium oxide
- Calcium bicarbonate (correct)
What happens when rainwater dissolves carbon dioxide from the air?
What happens when rainwater dissolves carbon dioxide from the air?
- Calcium bicarbonate is produced
- Carbonic acid breaks down minerals in the rock
- Limestone undergoes percolation
- Mild carbonic acid is formed (correct)
What is the solubility of calcium bicarbonate?
What is the solubility of calcium bicarbonate?
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What may be formed when calcium bicarbonate is precipitated out of the water underground?
What may be formed when calcium bicarbonate is precipitated out of the water underground?
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What is oxidation?
What is oxidation?
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What happens when rocks rich in iron react with oxygen in water?
What happens when rocks rich in iron react with oxygen in water?
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What is the result of the chemical equation: 4Fe + 3O2 = 2Fe2O3?
What is the result of the chemical equation: 4Fe + 3O2 = 2Fe2O3?
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