Why is rainwater slightly acidic?

Water droplets absorb carbon dioxide from air.

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  1. It contains soap
  2. It comes from the ocean only
  3. Water droplets absorb carbon dioxide from air ✔

Why: Rain droplets absorb and dissolve carbon dioxide, making rainwater slightly acidic.

Huh, didn't know that: Rain droplets absorb and dissolve carbon dioxide, making rainwater slightly acidic.

The dad joke
Rainwater picks up a little acid from the air, like a sour drink.
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References

Answer: Water droplets absorb carbon dioxide from air. Rain droplets absorb and dissolve carbon dioxide, making rainwater slightly acidic.

  1. Weather en.wikipedia.org/wiki/Weather
    the water droplets absorb and dissolve carbon dioxide from the surrounding air
    Checked 2026-11-07.

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