Stoichiometry and the Mole Concept · Stoichiometry

Empirical and Molecular Formulae

Determining the simplest and actual ratios of atoms in a compound.

Key Questions

  1. 1How can percentage composition data be used to identify an unknown substance?
  2. 2What is the difference between the empirical formula and the molecular formula?
  3. 3How does combustion analysis help determine the formula of organic compounds?

NCCA Curriculum Specifications

NCCA: Senior Cycle - Chemical FormulasNCCA: Senior Cycle - Percentage Composition
Class/Year: 5th Year
Subject: Foundations of Matter and Chemical Change
Unit: Stoichiometry and the Mole Concept
Period: Stoichiometry

Suggested Methodologies

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