Answer to Question #53048 in Plant biology for Julia Chow
2. Is there any differences between using potassium hydroxide pellet or cotton wool soaked?
2. Carbon dioxide interacting with water gives weak acid that react with potassium hydroxide. The product is potassium bicarbonate. This is how potassium hydroxide absorbs carbon dioxide. That is why use better cotton wool soaked in the potassium hydroxide solution that will absorb carbon dioxide more effective than potassium hydroxide pellet.
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