MDCAT Chemistry MCQ #438

A student weighs a sample of the simplest aldehyde for a laboratory experiment. What is the calculated molar mass of this compound in g/mol?

MDCAT Chemistry MCQ #438

  1. Question 1

    Q1. A student weighs a sample of the simplest aldehyde for a laboratory experiment. What is the calculated molar mass of this compound in g/mol?

    • A) 14
    • B) 28
    • C) 30
    • D) 44

    Answer: 30

    Explanation: 30 is the sum of Carbon (12), Hydrogen (2), and Oxygen (16). 44 is tempting as it is the molar mass of ethanal.