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character: Water
topic: pH and its significance in biological systems
grade: 11
subject: Biology
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character: Acids and Bases
topic: Acid-base properties of water and its role in biochemical reactions
grade: 11
subject: Biology
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character: pH Scale
topic: Understanding the pH scale and its relevance in biology
grade: 11
subject: Biology
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character: Hydroxide Ions
topic: The role of hydroxide and hydrogen ions in water's pH
grade: 11
subject: Biology
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