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Topic 1 - Stoichiometric Relationships (1.2 The mole concept (Relative…
Topic 1 - Stoichiometric Relationships
1.1 Introduction to the particulate nature of matter and chemical change
Matter
Particles (atoms, molecules, ions)
Mass
Occupies volume
Constant motion
States of matter
Liquid
Gas
Solid
Temperature
Kelvin
Celsius
K = •C + 273.15
Changes of state
Elements and compounds
Element
made up of atoms that have the same atomic number
Mixtures
Writing and balancing equations
Applications and reactions of butane
The atom economy
% atom economy = (Molecular mass of atoms of useful products / Molecular mass of atoms in reactants) x 100%
1.2 The mole concept
SI: The international system of measurement
Accuracy and SI units
Amount of substance: The mole
Relative atomic mass
Relative formula mass/Relative molecular mass
Add up all the constituent relative atomic masses of the molecule
Molar mass
Mole calculations
Experimental empirical and molecular formula determination
Percentage composition by mass
1.3 Reacting masses and volumes
Stoichiometry
Limiting reagent
Theoretical and experimental yield
Avogadro's law and the molar volume of a gas
The gas laws
Charles's law
Gay-Lussac's law
Boyle's law
The combined gas law
The ideal gas equation
Concentration
Titration's