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GATE ES 2022 | Question: 11

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Carbon dioxide is used in recarbonation process. A solution has $1 \mathrm{~mole} / \mathrm{L}$ supersaturated calcium carbonate. Estimated amount of carbon dioxide (in grams) needed to completely convert calcium carbonate to calcium ions in $1$ litre solution is

  1. $44.000$ gram
  2. $0.044$ gram
  3. $40.000$ gram
  4. $0.040$ gram

     

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