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The mass of C a O obtained by heating 100 kg of 95% pure limestone C a C O 3 is -

Options

  1. A56 k g
  2. B28 k g
  3. C53.2 k g
  4. D50 k g

Correct answer

C. 53.2 k g

Step-by-step solution

C a C O 3 ( s ) → C a O ( s ) + C O 2 ( g ) mass = 1 0 5 × 95 100 × 100 × 56 g m = 53.2 k g

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