Skip to main content
Dr. Shreyank Educare
Curriculum-aligned learning support — not an official school, university, or ministry-approved course, and not a replacement for official credit.

Chemistry 11 · Grade 11 · Unit 4 of 11 · Gatekeeper unit

4The Mole Concept

Work through these 6 topics in order. Clear the gatekeeper and the rest of the course opens up.

Contents

readnot started

  1. 4.1
    Atomic masses and Avogadro's hypothesis

    Relative atomic mass and how equal gas volumes reveal atomic masses.

    Published

    Start here
  2. 4.2
    The mole and molar mass

    Defining the mole and finding the molar mass of a compound.

    Published

  3. 4.3
    Moles, mass, volume and particles

    Converting between moles, mass, gas volume at STP and number of particles.

    Published

  4. 4.4
    Percentage composition

    Finding the mass percent of each element in a compound.

    Published

  5. 4.5
    Empirical and molecular formulae

    Finding the simplest ratio and then the true molecular formula.

    Published

  6. 4.6
    Molar concentration and dilution

    Molarity, making up solutions and dilution calculations.

    Published