Chemistry · Acids and Bases

pH Scale

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Chemistry

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Macro

pH 7.00

[H₃O⁺] 1.00 × 10⁻⁵ mol/L

[OH⁻] 1.00 × 10⁻⁵ mol/L

[H₂O] 55.0 mol/L

Volume 0.00 L

Classification Neutral

Observation Pure water has a pH of 7, so it is neither acidic nor basic.

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Solution

Faucets and drain

pH probe

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Hydronium [H₃O⁺] Hydroxide [OH⁻] Water [H₂O] Moles of H₃O⁺

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