Write the effects of base (Ca (OH)2) on PH Scale
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pH 12.8
Estrela and Figueiredo13 state that calcium hydroxide is a white alkaline (pH 12.8) powder with poor solubility in water (solubility of 1.2 g.L–1 of water at 25 °C). It is a strong base obtained by calcining calcium carbonate until it transforms into calcium oxide (quicklime).
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