1:33 calculate empirical and molecular formulae from experimental data.1:32 know what is meant by the terms empirical formula and molecular formula.1:31 understand how the formulae of simple compounds can be obtained experimentally, including metal oxides, water and salts containing water of crystallisation.1:29 calculate reacting masses using experimental data and chemical equations.1:28 understand how to carry out calculations involving amount of substance, relative atomic mass (Aᵣ) and relative formula mass (Mᵣ).1:27 know that the mole (mol) is the unit for the amount of a substance.1:26 calculate relative formula masses (including relative molecular masses) (Mᵣ) from relative atomic masses (Aᵣ).1:25 write word equations and balanced chemical equations (including state symbols): for reactions studied in this specification and for unfamiliar reactions where suitable information is provided.(e) Chemical formulae, equations and calculations.1:24 understand why the noble gases (Group 0) do not readily react.1:23 Understand why elements in the same group of the Periodic Table have similar chemical properties. ![]()
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