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Calcium carbonate is naturally available as limestone and can also be synthesized from quick lime. It is seen that the composition of the elements in both the natural and synthetic calcium carbonate are same. The validity of which one among the following laws is confirmed by this observation?

Options

  1. ALaw of conservation of mass
  2. BLaw of definite proportion
  3. CLaw of multiple proportion
  4. DAvogadro's law

Correct answer

D. Avogadro's law

Step-by-step solution

The correct answer is option (D).

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