Skip to content
MathsGenie logo
Open app

Course home

  1. A Level
  3. Chemistry OCR A
  5. Question bank

Amount of substance

EasyMediumHard
12345678910111213141516
Question 13

An environmental monitoring station detects an unknown volatile pollutant in the atmosphere. A single molecule of this substance is determined to have a mass of 1.33 × 10-22 g.

What is a possible molecular formula of this pollutant?

(Avogadro's constant L=6.02×1023 mol−1L = 6.02 \times 10^{23}\text{ mol}^{-1}L=6.02×1023 mol−1)

SO2\text{SO}_2SO2​

CS2\text{CS}_2CS2​

SO3\text{SO}_3SO3​

CH2Cl2\text{CH}_2\text{Cl}_2CH2​Cl2​

Amount of substance Questions

  1. A Level
  2. /Chemistry
  3. /Amount of substance