Exam (elaborations)
AQA A-level Chemistry paper 2 Questions & Correct Answers/ Graded A+
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elative atomic mass (Ar) : Average mass of an atom compared with one twelth of the mass of an atom of carbon 12 Electronegativity : Power of an atom to attract the pair of electrons in a covalent bond Standard enthalpy of combustion : Enthalpy change when 1 mole of a substance burns complete...
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