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seesaw
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gift
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What is the formula to calculate the pH value of acids
pH = -log[H+]
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The lower the pH, the greater the concentration of:
Hydrogen ions
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What is the pH value for calcium hydroxide with concentration of 0.05 moldm-3 of hydroxide ions
pH 12.7
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What is the pH value for hydrochloric acid that contains 0.001 moldm-3 hydrogen ions
pH 3
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eraser
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fairy
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