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AS-level AQA Chemistry questions and answers

  • Exam (elaborations)

    AS-level AQA Chemistry questions and answers

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    16
    May 2024
    2023/2024
    A+
  • What is the charge of a proton? - ANSWERS +1 What is the charge of a neutron? - ANSWERS 0 What is the charge of an electron? - ANSWERS -1 What is the mass of a proton? - ANSWERS 1 What is the mass of a neutron? - ANSWERS 1 What is the mass of an electron? - ANSWERS 1/1800 What is an isotope? - ANSWERS Isotopes of an element are atoms with the same number of protons but different numbers of neutrons. Why do isotopes of an element all have the same chemical properties? - ANSWERS This is...
  • ngureadeykelvin
    $11.49 More Info
AS Biology Paper 7401/2 Mark scheme 7401 June 2016

  • Exam (elaborations)

    AS Biology Paper 7401/2 Mark scheme 7401 June 2016

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    15
    June 2021
    2020/2021
    A+
  • AS Biology Paper 7401/2 Mark scheme 7401 June 2016
  • TopGradess
    $13.99 More Info
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