Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-oceanography-36f3eefe46fe

What is the preindustrial pH of seawater?

About 8.2.

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  1. About 9.5
  2. About 8.2 ✔
  3. About 7.0

Why: Seawater had a preindustrial pH of about 8.2 and is slightly alkaline.

Huh, didn't know that: Seawater had a preindustrial pH of about 8.2 and is slightly alkaline.

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Seawater was slightly basic back then.
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References

Answer: About 8.2. Seawater had a preindustrial pH of about 8.2 and is slightly alkaline.

  1. Oceanography en.wikipedia.org/wiki/Oceanography
    Seawater is slightly alkaline and had a preindustrial pH of about 8.2.
    Checked 2026-11-07.

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