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What is the pH of normal rainfall?

What is the pH of normal rainfall?
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What is the pH of normal rainfall?

User Hemant Rao
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Water contains atmospheric gases as well as carbon dioxide, and when the carbon dioxide dissolves it forms carbonic acid, which makes the pH of normal rain about a 5.6 on the pH scale.
User Casey Patton
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3 votes
Normal rain water has a pH of around 5.0
User Bhaumik Patel
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