GKFix MCQ Question

What is the number of moles in 1.00×10⁻³ kg of hydrogen (M = 2.02 u)?

• A. 3.85 × 10⁻¹ mol
• B. 4.25 × 10⁻¹ mol
• C. 4.95 × 10⁻¹ mol
• D. 5.45 × 10⁻¹ mol