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Acids, bases and salt
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06/09/2021 12:51 pm
Topic starter
(a) What would you expect the pH of pure water to be?
(b) What colour would the universal indicator show in an aqueous solution of sugar? Why?
(c) A sample of rainwater turned universal indicator paper yellow. What would you expect its pH to be? Is it a strong or a weak acid?
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06/09/2021 12:51 pm
(a) pH of pure water = 7
(b) Aqueous solution of sugar will turn the color of universal indicator green because sugar solution is neutral in nature.
(c) pH of the sample of rain water will be between 5 and 6. It is a weak acid.