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What colour will universal indicator show if you add it to the following substances ? (a) potassium hydroxide, pH = 12 (b) soda water, pH = 5 (c) sulphuric acid, pH = 2 |
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Answer» What colour will universal indicator show if you add it to the following substances ? (a) potassium hydroxide, pH = 12 (b) soda water, pH = 5 (c) sulphuric acid, pH = 2 |
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