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How many grams of MgCO ₃ contain 24.00 g of oxygen? (The molar mass of MgCO ₃ is 84.30 g . mol ⁻¹ )

Options

  1. A42.15 g
  2. B84.30 g
  3. C126.00 g
  4. D154.00 g

Correct answer

A. 42.15 g

Step-by-step solution

The correct answer is option (A)

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