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12th Class Chemistry Chemistry in Everyday Life / दैनिक जीवन में रसायन

  • question_answer 52)
      Which of the following are not used as food preservatives ? (a) Table salt (b) Sodium hydrogen carbonate (c) Cane sugar                   (d) Benzoic acid

    Answer:

      (B,C) Sodium hydrogen carbonate and cane sugar are not preservatives.


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