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Substance that turns litmus paper red Crossword Clue
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Here is the answer for the crossword clue Substance that turns litmus paper red last seen in USA Today puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 4 letters. We think the likely answer to this clue is ACID.
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Crossword Answer For Substance that turns litmus paper red:
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40 Potential Answers:
| Rank | Answer | Length | Source | Date |
|---|---|---|---|---|
| 98% | ACID Substance that turns litmus paper red | (4) | USA Today | Dec 23, 2021 |
| 45% | ACIDS Chemical substances that turn litmus paper red | (5) | ||
| 4% | ACIDIC ____ substances turn litmus paper red | (6) | The Times Specialist Sunday | May 20, 2018 |
| 3% | BLUSH Turn red in the face | (5) | LA Times Daily | Jul 13, 2025 |
| 3% | DYED Turned red perhaps? | (4) | The Sun Two Speed | Jul 8, 2025 |
| 3% | ALKALI Substance that turns litmus paper blue | (6) | ||
| 3% | BASE It turns red litmus paper blue | (4) | New York Times | Jan 25, 2022 |
| 3% | BASES They turn red litmus paper blue | (5) | Universal | Jul 1, 2020 |
| 2% | SOLUTE Substance that is dissolved in another substance | (6) | The Times Specialist | Sep 15, 2025 |
| 2% | LSD Microdosing substance | (3) | New York Times | Sep 11, 2025 |
Last appeared together with the following clues in USA Today puzzle
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An acid is a substance that, when dissolved in water, releases hydrogen ions. Litmus paper turns red in the presence of acids due to the change in pH. Acids are common in everyday items like citrus fruits and vinegar.