MDCAT Chemistry MCQ #2797

What is the mass of 3.01 × 10²³ molecules of glucose (C₆H₁₂O₆, molar mass = 180 g/mol)?

MDCAT Chemistry MCQ #2797

  1. Question 1

    Q1. What is the mass of 3.01 × 10²³ molecules of glucose (C₆H₁₂O₆, molar mass = 180 g/mol)?

    • A) 90 g
    • B) 180 g
    • C) 30 g
    • D) 60 g

    Answer: 90 g

    Explanation: 3.01×10²³ / 6.02×10²³ = 0.5 mol → 0.5 × 180 = 90 g. Option C divides by 2 incorrectly.