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Aaral shah
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Asked: 2021-06-19T07:04:48+00:00 In:

(a) Given below are the pH values of four different liquids: 7.0, 14.0, 4.0, 2.0 Which of these could be that of (i) lemon juice (ii) distilled water (iii) sodium hydroxide solution (iv) tomato juice? (b) When blue litmus solution is added to soda water, what change will be observed and why?

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      (a) (i) Lemon juice – 2.0
      (ii) Tomato juice – 4.0
      (iii) Distilled water – 7.0
      (iv) Sodium hydroxide solution – 14.0
      (b) Soda water is water containing dissolved carbon dioxide. It is acidic therefore blue litmus solution will turn red.

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