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UPCAT Science practice question 24: What is the molar mass of CO₂? Use C = 12 g/mol and O = 16 g/mol.

Correct answer

B. 44 g/mol

12 + 2(16) = 12 + 32 = 44 g/mol.

What is the molar mass of CO₂? Use C = 12 g/mol and O = 16 g/mol.

  1. 28 g/mol
  2. 44 g/molCorrect
  3. 32 g/mol
  4. 56 g/mol

Why B is correct

12 + 2(16) = 12 + 32 = 44 g/mol.

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