MDCAT ECAT Chemistry MCQs

Correct answer A. 1836

Correct answer D. 2.99 × 10⁻²³ g

Correct answer A. 32 g

Correct answer D. 11.2 dm³

Correct answer B. Cl₂ is limiting; 1.33 mol AlCl₃

Correct answer C. 1.0 mol of N₂

Correct answer A. 12 mol

Correct answer D. (actual yield ÷ theoretical yield) × 100

Correct answer B. 19.6 g

Correct answer D. atoms in exactly 12 g of carbon-12

Correct answer C. 16 g of O₂

Correct answer D. 6.02 × 10²⁴

Correct answer C. 3.01 × 10²³

Correct answer D. 6.02 × 10²³

Correct answer A. 88 g

Correct answer B. 2.24 dm³

Correct answer C. 1 g of H₂

Correct answer D. 6 mol

Correct answer A. 18 g

Correct answer B. It is completely consumed first and controls the amount of product formed